diff --git a/src/Altinn.App.Api/Altinn.App.Api.csproj b/src/Altinn.App.Api/Altinn.App.Api.csproj
index f6a040ad9..483bfd035 100644
--- a/src/Altinn.App.Api/Altinn.App.Api.csproj
+++ b/src/Altinn.App.Api/Altinn.App.Api.csproj
@@ -17,13 +17,13 @@
   <ItemGroup>
     <PackageReference Include="Altinn.Common.PEP" Version="4.0.0" />
     <PackageReference Include="Altinn.Platform.Storage.Interface" Version="3.25.0" />
-    <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="3.3.0" />
+    <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="3.3.1" />
     <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.8.1" />
     <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.8.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.8.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.8.1" />
-    <PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.8.0" />
-    <PackageReference Include="Azure.Monitor.OpenTelemetry.Exporter" Version="1.3.0-beta.1" NoWarn="NU5104" />
+    <PackageReference Include="OpenTelemetry.Instrumentation.Runtime" Version="1.8.1" />
+    <PackageReference Include="Azure.Monitor.OpenTelemetry.Exporter" Version="1.3.0-beta.2" NoWarn="NU5104" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\Altinn.App.Core\Altinn.App.Core.csproj" />
diff --git a/src/Altinn.App.Core/Altinn.App.Core.csproj b/src/Altinn.App.Core/Altinn.App.Core.csproj
index aed4577ae..b111af8c2 100644
--- a/src/Altinn.App.Core/Altinn.App.Core.csproj
+++ b/src/Altinn.App.Core/Altinn.App.Core.csproj
@@ -19,10 +19,10 @@
     <PackageReference Include="JsonPatch.Net" Version="3.1.0" />
     <PackageReference Include="JWTCookieAuthentication" Version="3.0.1" />
     <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.22.0" />
-    <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="3.3.0" />
+    <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="3.3.1" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="Scrutor" Version="4.2.2" />
-    <PackageReference Include="NetEscapades.EnumGenerators" Version="1.0.0-beta08" PrivateAssets="all" ExcludeAssets="runtime" />
+    <PackageReference Include="NetEscapades.EnumGenerators" Version="1.0.0-beta09" PrivateAssets="all" ExcludeAssets="runtime" />
     <PackageReference Include="OpenTelemetry.Api" Version="1.8.1" />
   </ItemGroup>
 
diff --git a/test/Altinn.App.Api.Tests/Altinn.App.Api.Tests.csproj b/test/Altinn.App.Api.Tests/Altinn.App.Api.Tests.csproj
index ae128f1d4..9fec1f441 100644
--- a/test/Altinn.App.Api.Tests/Altinn.App.Api.Tests.csproj
+++ b/test/Altinn.App.Api.Tests/Altinn.App.Api.Tests.csproj
@@ -9,14 +9,14 @@
 
   <ItemGroup>
     <PackageReference Include="FluentAssertions" Version="6.12.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="8.0.4" />
-    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.4" />
-    <PackageReference Include="Microsoft.Extensions.Diagnostics.Testing" Version="8.4.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="8.0.5" />
+    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Diagnostics.Testing" Version="8.5.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageReference Include="Moq" Version="4.20.70" />
-    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.5.0" />
-    <PackageReference Include="xunit" Version="2.8.0" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.0">
+    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.6.2" />
+    <PackageReference Include="xunit" Version="2.8.1" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.1">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/test/Altinn.App.Api.Tests/OpenApi/swagger.json b/test/Altinn.App.Api.Tests/OpenApi/swagger.json
index 35e0ac51a..badb23eb8 100644
--- a/test/Altinn.App.Api.Tests/OpenApi/swagger.json
+++ b/test/Altinn.App.Api.Tests/OpenApi/swagger.json
@@ -74,7 +74,7 @@
         },
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -127,7 +127,7 @@
             "description": "Conflict"
           },
           "500": {
-            "description": "Server Error"
+            "description": "Internal Server Error"
           },
           "401": {
             "description": "Unauthorized"
@@ -160,7 +160,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -243,7 +243,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -290,7 +290,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -347,7 +347,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -404,7 +404,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -434,7 +434,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -464,7 +464,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -502,7 +502,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -656,7 +656,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       },
@@ -748,7 +748,7 @@
             }
           },
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -846,7 +846,7 @@
         },
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -896,7 +896,7 @@
             }
           },
           "422": {
-            "description": "Client Error",
+            "description": "Unprocessable Content",
             "content": {
               "text/plain": {
                 "schema": {
@@ -978,7 +978,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -1033,7 +1033,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -1106,7 +1106,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           },
           "404": {
             "description": "Not Found",
@@ -1193,7 +1193,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "application/json": {
                 "schema": {
@@ -1392,13 +1392,13 @@
         },
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           },
           "425": {
             "description": "Client Error"
           },
           "500": {
-            "description": "Server Error"
+            "description": "Internal Server Error"
           },
           "401": {
             "description": "Unauthorized"
@@ -1449,7 +1449,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -1533,7 +1533,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -1581,7 +1581,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "application/json": {
                 "schema": {
@@ -1651,7 +1651,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "application/json": {
                 "schema": {
@@ -1827,7 +1827,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "application/json": {
                 "schema": {
@@ -1916,7 +1916,7 @@
         },
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "application/json": {
                 "schema": {
@@ -1972,7 +1972,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "application/json": {
                 "schema": {
@@ -2037,7 +2037,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -2110,7 +2110,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           },
           "404": {
             "description": "Not Found",
@@ -2231,7 +2231,7 @@
         },
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -2312,7 +2312,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -2350,7 +2350,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -2389,7 +2389,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -2444,7 +2444,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -2556,7 +2556,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -2670,7 +2670,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -2718,7 +2718,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -2820,7 +2820,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -2945,7 +2945,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -3112,7 +3112,7 @@
         },
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -3244,7 +3244,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -3369,7 +3369,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -3399,7 +3399,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -3437,7 +3437,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -3532,7 +3532,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -3562,7 +3562,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -3600,7 +3600,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -3630,7 +3630,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -3668,7 +3668,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -3698,7 +3698,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -3736,7 +3736,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -3774,7 +3774,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -3804,7 +3804,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -3842,7 +3842,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -3893,7 +3893,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -3969,7 +3969,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -4040,7 +4040,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -4109,7 +4109,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -4209,7 +4209,7 @@
         },
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -4290,7 +4290,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success",
+            "description": "OK",
             "content": {
               "text/plain": {
                 "schema": {
@@ -4372,7 +4372,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -4436,7 +4436,7 @@
         ],
         "responses": {
           "200": {
-            "description": "Success"
+            "description": "OK"
           }
         }
       }
@@ -5126,6 +5126,10 @@
         "additionalProperties": false
       },
       "DataPatchRequest": {
+        "required": [
+          "ignoredValidators",
+          "patch"
+        ],
         "type": "object",
         "properties": {
           "patch": {
@@ -5142,6 +5146,10 @@
         "additionalProperties": false
       },
       "DataPatchResponse": {
+        "required": [
+          "newDataModel",
+          "validationIssues"
+        ],
         "type": "object",
         "properties": {
           "validationIssues": {
@@ -5664,6 +5672,12 @@
         "type": "string"
       },
       "OrderDetails": {
+        "required": [
+          "currency",
+          "orderLines",
+          "paymentProcessorId",
+          "receiver"
+        ],
         "type": "object",
         "properties": {
           "paymentProcessorId": {
@@ -5823,6 +5837,9 @@
         "type": "string"
       },
       "PaymentDetails": {
+        "required": [
+          "paymentId"
+        ],
         "type": "object",
         "properties": {
           "paymentId": {
@@ -5862,6 +5879,11 @@
         "additionalProperties": false
       },
       "PaymentInformation": {
+        "required": [
+          "orderDetails",
+          "status",
+          "taskId"
+        ],
         "type": "object",
         "properties": {
           "taskId": {
@@ -5881,6 +5903,12 @@
         "additionalProperties": false
       },
       "PaymentOrderLine": {
+        "required": [
+          "id",
+          "name",
+          "priceExVat",
+          "vatPercent"
+        ],
         "type": "object",
         "properties": {
           "id": {
@@ -6260,6 +6288,9 @@
         "additionalProperties": false
       },
       "UserAction": {
+        "required": [
+          "id"
+        ],
         "type": "object",
         "properties": {
           "id": {
@@ -6344,6 +6375,9 @@
         "additionalProperties": false
       },
       "ValidationIssue": {
+        "required": [
+          "severity"
+        ],
         "type": "object",
         "properties": {
           "severity": {
diff --git a/test/Altinn.App.Api.Tests/OpenApi/swagger.yaml b/test/Altinn.App.Api.Tests/OpenApi/swagger.yaml
index f85c071d6..f6d0e3252 100644
--- a/test/Altinn.App.Api.Tests/OpenApi/swagger.yaml
+++ b/test/Altinn.App.Api.Tests/OpenApi/swagger.yaml
@@ -47,7 +47,7 @@ paths:
               $ref: '#/components/schemas/UserActionRequest'
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -79,7 +79,7 @@ paths:
         '409':
           description: Conflict
         '500':
-          description: Server Error
+          description: Internal Server Error
         '401':
           description: Unauthorized
   '/{org}/{app}/api/v1/applicationlanguages':
@@ -99,7 +99,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -150,7 +150,7 @@ paths:
             default: true
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -178,7 +178,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -212,7 +212,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -246,7 +246,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/Authentication/keepAlive':
     get:
       tags:
@@ -264,7 +264,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/Authentication/invalidatecookie':
     put:
       tags:
@@ -282,7 +282,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/authorization/parties/current':
     get:
       tags:
@@ -305,7 +305,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/instances/{instanceOwnerPartyId}/{instanceGuid}/data':
     post:
       tags:
@@ -400,7 +400,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
     put:
       tags:
         - Data
@@ -457,7 +457,7 @@ paths:
               schema:
                 $ref: '#/components/schemas/DataElement'
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -517,7 +517,7 @@ paths:
               $ref: '#/components/schemas/DataPatchRequest'
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -547,7 +547,7 @@ paths:
               schema:
                 $ref: '#/components/schemas/ProblemDetails'
         '422':
-          description: Client Error
+          description: Unprocessable Content
           content:
             text/plain:
               schema:
@@ -598,7 +598,7 @@ paths:
             format: uuid
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/datalists/{id}':
     get:
       tags:
@@ -631,7 +631,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/instances/{instanceOwnerPartyId}/{instanceGuid}/datalists/{id}':
     get:
       tags:
@@ -676,7 +676,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
         '404':
           description: Not Found
           content:
@@ -730,7 +730,7 @@ paths:
             format: uuid
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             application/json:
               schema:
@@ -852,11 +852,11 @@ paths:
               $ref: '#/components/schemas/CloudEvent'
       responses:
         '200':
-          description: Success
+          description: OK
         '425':
           description: Client Error
         '500':
-          description: Server Error
+          description: Internal Server Error
         '401':
           description: Unauthorized
   '/{org}/{app}/instances/{instanceOwnerPartyId}/{instanceGuid}/filescanresult':
@@ -888,7 +888,7 @@ paths:
             format: uuid
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -938,7 +938,7 @@ paths:
             type: boolean
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/instances/{instanceOwnerPartyId}/{instanceGuid}':
     get:
       tags:
@@ -968,7 +968,7 @@ paths:
             format: uuid
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             application/json:
               schema:
@@ -1011,7 +1011,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             application/json:
               schema:
@@ -1117,7 +1117,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             application/json:
               schema:
@@ -1171,7 +1171,7 @@ paths:
               $ref: '#/components/schemas/Substatus'
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             application/json:
               schema:
@@ -1205,7 +1205,7 @@ paths:
             format: int32
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             application/json:
               schema:
@@ -1244,7 +1244,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/instances/{instanceOwnerPartyId}/{instanceGuid}/options/{optionsId}':
     get:
       tags:
@@ -1289,7 +1289,7 @@ paths:
               type: string
       responses:
         '200':
-          description: Success
+          description: OK
         '404':
           description: Not Found
           content:
@@ -1363,7 +1363,7 @@ paths:
             schema: { }
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -1413,7 +1413,7 @@ paths:
             default: false
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/v1/parties/validateInstantiation':
     post:
       tags:
@@ -1436,7 +1436,7 @@ paths:
             format: int32
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/v1/parties/{partyId}':
     put:
       tags:
@@ -1460,7 +1460,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/instances/{instanceOwnerPartyId}/{instanceGuid}/payment':
     get:
       tags:
@@ -1494,7 +1494,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -1562,7 +1562,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -1632,7 +1632,7 @@ paths:
             format: uuid
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/instances/{instanceOwnerPartyId}/{instanceGuid}/process':
     get:
       tags:
@@ -1662,7 +1662,7 @@ paths:
             format: uuid
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -1724,7 +1724,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -1800,7 +1800,7 @@ paths:
             format: uuid
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -1902,7 +1902,7 @@ paths:
               $ref: '#/components/schemas/ProcessNext'
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -1982,7 +1982,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -2058,7 +2058,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/v1/profile/user':
     get:
       tags:
@@ -2076,7 +2076,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/v1/redirect':
     get:
       tags:
@@ -2099,7 +2099,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -2156,7 +2156,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/layouts':
     get:
       tags:
@@ -2174,7 +2174,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/layouts/{id}':
     get:
       tags:
@@ -2197,7 +2197,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/layoutsettings':
     get:
       tags:
@@ -2215,7 +2215,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/layoutsettings/{id}':
     get:
       tags:
@@ -2238,7 +2238,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/layoutsets':
     get:
       tags:
@@ -2256,7 +2256,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/rulehandler/{id}':
     get:
       tags:
@@ -2279,7 +2279,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/ruleconfiguration/{id}':
     get:
       tags:
@@ -2302,7 +2302,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/v1/footer':
     get:
       tags:
@@ -2320,7 +2320,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/api/validationconfig/{id}':
     get:
       tags:
@@ -2343,7 +2343,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/v1/data':
     get:
       tags:
@@ -2373,7 +2373,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -2418,7 +2418,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -2460,7 +2460,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -2501,7 +2501,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -2561,7 +2561,7 @@ paths:
             schema: { }
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -2611,7 +2611,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
           content:
             text/plain:
               schema:
@@ -2661,7 +2661,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
   '/{org}/{app}/instances/{instanceOwnerId}/{instanceId}/data/{dataGuid}/validate':
     get:
       tags:
@@ -2701,7 +2701,7 @@ paths:
             type: string
       responses:
         '200':
-          description: Success
+          description: OK
 components:
   schemas:
     ActionError:
@@ -3201,6 +3201,9 @@ components:
           nullable: true
       additionalProperties: false
     DataPatchRequest:
+      required:
+        - ignoredValidators
+        - patch
       type: object
       properties:
         patch:
@@ -3212,6 +3215,9 @@ components:
           nullable: true
       additionalProperties: false
     DataPatchResponse:
+      required:
+        - newDataModel
+        - validationIssues
       type: object
       properties:
         validationIssues:
@@ -3590,6 +3596,11 @@ components:
         - test
       type: string
     OrderDetails:
+      required:
+        - currency
+        - orderLines
+        - paymentProcessorId
+        - receiver
       type: object
       properties:
         paymentProcessorId:
@@ -3703,6 +3714,8 @@ components:
         - Company
       type: string
     PaymentDetails:
+      required:
+        - paymentId
       type: object
       properties:
         paymentId:
@@ -3731,6 +3744,10 @@ components:
           $ref: '#/components/schemas/CardDetails'
       additionalProperties: false
     PaymentInformation:
+      required:
+        - orderDetails
+        - status
+        - taskId
       type: object
       properties:
         taskId:
@@ -3744,6 +3761,11 @@ components:
           $ref: '#/components/schemas/PaymentDetails'
       additionalProperties: false
     PaymentOrderLine:
+      required:
+        - id
+        - name
+        - priceExVat
+        - vatPercent
       type: object
       properties:
         id:
@@ -4020,6 +4042,8 @@ components:
           nullable: true
       additionalProperties: false
     UserAction:
+      required:
+        - id
       type: object
       properties:
         id:
@@ -4080,6 +4104,8 @@ components:
           nullable: true
       additionalProperties: false
     ValidationIssue:
+      required:
+        - severity
       type: object
       properties:
         severity:
diff --git a/test/Altinn.App.Common.Tests/Altinn.App.Common.Tests.csproj b/test/Altinn.App.Common.Tests/Altinn.App.Common.Tests.csproj
index cbc9a8ec0..afa1c8356 100644
--- a/test/Altinn.App.Common.Tests/Altinn.App.Common.Tests.csproj
+++ b/test/Altinn.App.Common.Tests/Altinn.App.Common.Tests.csproj
@@ -18,11 +18,11 @@
   <ItemGroup>
     <PackageReference Include="Verify.Xunit" Version="24.2.0" />
     <PackageReference Include="FluentAssertions" Version="6.12.0" />
-    <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="3.3.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
+    <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="3.3.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageReference Include="Moq" Version="4.20.70" />
-    <PackageReference Include="xunit" Version="2.8.0" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.0">
+    <PackageReference Include="xunit" Version="2.8.1" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/test/Altinn.App.Core.Tests/Altinn.App.Core.Tests.csproj b/test/Altinn.App.Core.Tests/Altinn.App.Core.Tests.csproj
index 8d2e0be27..557484cac 100644
--- a/test/Altinn.App.Core.Tests/Altinn.App.Core.Tests.csproj
+++ b/test/Altinn.App.Core.Tests/Altinn.App.Core.Tests.csproj
@@ -44,11 +44,11 @@
   <ItemGroup>
     <PackageReference Include="Verify.Xunit" Version="24.2.0" />
     <PackageReference Include="FluentAssertions" Version="6.12.0" />
-    <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="3.3.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
+    <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="3.3.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageReference Include="Moq" Version="4.20.70" />
-    <PackageReference Include="xunit" Version="2.8.0" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.0">
+    <PackageReference Include="xunit" Version="2.8.1" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>