diff --git a/gradle.properties b/gradle.properties
index e269a5aded..e270635c3b 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,5 +1,5 @@
 kotlinVersion=1.4.32
-fiatVersion=1.27.0
+fiatVersion=1.28.3
 korkVersion=7.105.0
 kapt.use.worker.api=true
 liquibaseTaskPrefix=liquibase
diff --git a/keel-web/src/test/kotlin/com/netflix/spinnaker/keel/integration/AuthPropagationTests.kt b/keel-web/src/test/kotlin/com/netflix/spinnaker/keel/integration/AuthPropagationTests.kt
index 19c9d9dc25..116a4cdd7c 100644
--- a/keel-web/src/test/kotlin/com/netflix/spinnaker/keel/integration/AuthPropagationTests.kt
+++ b/keel-web/src/test/kotlin/com/netflix/spinnaker/keel/integration/AuthPropagationTests.kt
@@ -54,7 +54,7 @@ internal class AuthPropagationTests
     init {
       mockAccount.cloudProvider = "aws"
       mockAccount.name = "test"
-      mockAccount.permissions = Permissions.factory(mapOf(Authorization.READ to listOf("role")))
+      mockAccount.permissions = Permissions.factory(mapOf(Authorization.READ to setOf("role")))
       mockPermission.accounts = setOf(mockAccount)
     }