diff --git a/build/download-native-libs.sh b/build/download-native-libs.sh
index 081d1207..bb275ad2 100755
--- a/build/download-native-libs.sh
+++ b/build/download-native-libs.sh
@@ -46,8 +46,24 @@ download_native() {
         shasum -a 256 --check --quiet "$path/$dest_file.sha256"
     else
         sed -Ei "s|../release_artifacts/.+$|$path/$dest_file|" "$path/$dest_file.sha256"
-        # sha256sum -c -s "$path/$dest_file.sha256"
-        sha256sum --check --quiet "$path/$dest_file.sha256"
+        if [[ "$OSTYPE" == "linux"* ]]; then
+            if ldd /bin/ls >/dev/null 2>&1; then
+                ldd_output=$(ldd /bin/ls)
+                case "$ldd_output" in
+                    *musl*) 
+                        sha256sum -c -s "$path/$dest_file.sha256"
+                        ;;
+                    *) 
+                        sha256sum --check --quiet "$path/$dest_file.sha256"
+                        ;;
+                esac
+            else
+                sha256sum --check --quiet "$path/$dest_file.sha256"   
+            fi
+        else
+            sha256sum --check --quiet "$path/$dest_file.sha256"
+        fi
+
     fi
 
     rm "$path/$dest_file.sha256"
diff --git a/samples/OrdersApi/Consumer.Tests/pacts/Fulfilment API-Orders API.json b/samples/OrdersApi/Consumer.Tests/pacts/Fulfilment API-Orders API.json
index 6f9f4dd6..a1174dd5 100644
--- a/samples/OrdersApi/Consumer.Tests/pacts/Fulfilment API-Orders API.json	
+++ b/samples/OrdersApi/Consumer.Tests/pacts/Fulfilment API-Orders API.json	
@@ -88,6 +88,40 @@
       },
       "type": "Synchronous/HTTP"
     },
+    {
+      "description": "a request for an order with an unknown ID",
+      "pending": false,
+      "request": {
+        "headers": {
+          "Accept": [
+            "application/json"
+          ]
+        },
+        "method": "GET",
+        "path": "/api/orders/404"
+      },
+      "response": {
+        "status": 404
+      },
+      "type": "Synchronous/HTTP"
+    },
+    {
+      "description": "a request for an order with an unknown ID",
+      "pending": false,
+      "request": {
+        "headers": {
+          "Accept": [
+            "application/json"
+          ]
+        },
+        "method": "GET",
+        "path": "/api/orders/404"
+      },
+      "response": {
+        "status": 404
+      },
+      "type": "Synchronous/HTTP"
+    },
     {
       "description": "a request to update the status of an order",
       "pending": false,
@@ -131,6 +165,54 @@
       },
       "type": "Synchronous/HTTP"
     },
+    {
+      "contents": {
+        "content": {
+          "id": 1
+        },
+        "contentType": "application/json",
+        "encoded": false
+      },
+      "description": "an event indicating that an order has been created",
+      "matchingRules": {
+        "body": {
+          "$.id": {
+            "combine": "AND",
+            "matchers": [
+              {
+                "match": "integer"
+              }
+            ]
+          }
+        }
+      },
+      "pending": false,
+      "type": "Asynchronous/Messages"
+    },
+    {
+      "contents": {
+        "content": {
+          "id": 1
+        },
+        "contentType": "application/json",
+        "encoded": false
+      },
+      "description": "an event indicating that an order has been created",
+      "matchingRules": {
+        "body": {
+          "$.id": {
+            "combine": "AND",
+            "matchers": [
+              {
+                "match": "integer"
+              }
+            ]
+          }
+        }
+      },
+      "pending": false,
+      "type": "Asynchronous/Messages"
+    },
     {
       "contents": {
         "content": {
@@ -158,7 +240,7 @@
   ],
   "metadata": {
     "pactRust": {
-      "ffi": "0.4.17",
+      "ffi": "0.4.16",
       "models": "1.1.19"
     },
     "pactSpecification": {
diff --git a/tests/PactNet.Tests/data/v2-consumer-integration.json b/tests/PactNet.Tests/data/v2-consumer-integration.json
index 9f76184a..5e9fef1e 100644
--- a/tests/PactNet.Tests/data/v2-consumer-integration.json
+++ b/tests/PactNet.Tests/data/v2-consumer-integration.json
@@ -74,7 +74,7 @@
   ],
   "metadata": {
     "pactRust": {
-      "ffi": "0.4.16",
+      "ffi": "0.4.17",
       "models": "1.1.19"
     },
     "pactSpecification": {
diff --git a/tests/PactNet.Tests/data/v3-consumer-integration.json b/tests/PactNet.Tests/data/v3-consumer-integration.json
index fa2df241..d45fd9ac 100644
--- a/tests/PactNet.Tests/data/v3-consumer-integration.json
+++ b/tests/PactNet.Tests/data/v3-consumer-integration.json
@@ -132,7 +132,7 @@
   ],
   "metadata": {
     "pactRust": {
-      "ffi": "0.4.16",
+      "ffi": "0.4.17",
       "models": "1.1.19"
     },
     "pactSpecification": {
diff --git a/tests/PactNet.Tests/data/v3-message-consumer-integration.json b/tests/PactNet.Tests/data/v3-message-consumer-integration.json
index 0c02ff57..50834bda 100644
--- a/tests/PactNet.Tests/data/v3-message-consumer-integration.json
+++ b/tests/PactNet.Tests/data/v3-message-consumer-integration.json
@@ -36,7 +36,7 @@
       "language": "C#"
     },
     "pactRust": {
-      "ffi": "0.4.16",
+      "ffi": "0.4.17",
       "models": "1.1.19"
     },
     "pactSpecification": {
diff --git a/tests/PactNet.Tests/data/v3-message-integration.json b/tests/PactNet.Tests/data/v3-message-integration.json
index 85ba4363..e5293499 100644
--- a/tests/PactNet.Tests/data/v3-message-integration.json
+++ b/tests/PactNet.Tests/data/v3-message-integration.json
@@ -16,7 +16,7 @@
   ],
   "metadata": {
     "pactRust": {
-      "ffi": "0.4.16",
+      "ffi": "0.4.17",
       "models": "1.1.19"
     },
     "pactSpecification": {
diff --git a/tests/PactNet.Tests/data/v3-server-integration.json b/tests/PactNet.Tests/data/v3-server-integration.json
index c9b869c0..98c45635 100644
--- a/tests/PactNet.Tests/data/v3-server-integration.json
+++ b/tests/PactNet.Tests/data/v3-server-integration.json
@@ -46,7 +46,7 @@
   ],
   "metadata": {
     "pactRust": {
-      "ffi": "0.4.16",
+      "ffi": "0.4.17",
       "models": "1.1.19"
     },
     "pactSpecification": {
diff --git a/tests/PactNet.Tests/data/v4-combined-integration.json b/tests/PactNet.Tests/data/v4-combined-integration.json
index d42e3ff5..60952d55 100644
--- a/tests/PactNet.Tests/data/v4-combined-integration.json
+++ b/tests/PactNet.Tests/data/v4-combined-integration.json
@@ -187,7 +187,7 @@
       "language": "C#"
     },
     "pactRust": {
-      "ffi": "0.4.16",
+      "ffi": "0.4.17",
       "models": "1.1.19"
     },
     "pactSpecification": {
diff --git a/tests/PactNet.Tests/data/v4-consumer-integration.json b/tests/PactNet.Tests/data/v4-consumer-integration.json
index 11d15825..870b3659 100644
--- a/tests/PactNet.Tests/data/v4-consumer-integration.json
+++ b/tests/PactNet.Tests/data/v4-consumer-integration.json
@@ -152,7 +152,7 @@
   ],
   "metadata": {
     "pactRust": {
-      "ffi": "0.4.16",
+      "ffi": "0.4.17",
       "models": "1.1.19"
     },
     "pactSpecification": {
diff --git a/tests/PactNet.Tests/data/v4-message-consumer-integration.json b/tests/PactNet.Tests/data/v4-message-consumer-integration.json
index f5124e0e..687d72a6 100644
--- a/tests/PactNet.Tests/data/v4-message-consumer-integration.json
+++ b/tests/PactNet.Tests/data/v4-message-consumer-integration.json
@@ -41,7 +41,7 @@
       "language": "C#"
     },
     "pactRust": {
-      "ffi": "0.4.16",
+      "ffi": "0.4.17",
       "models": "1.1.19"
     },
     "pactSpecification": {