diff --git a/test/Camunda.Orchestration.Sdk.IntegrationTests/Camunda.Orchestration.Sdk.IntegrationTests.csproj b/test/Camunda.Orchestration.Sdk.IntegrationTests/Camunda.Orchestration.Sdk.IntegrationTests.csproj
index 67db572d..1ba67568 100644
--- a/test/Camunda.Orchestration.Sdk.IntegrationTests/Camunda.Orchestration.Sdk.IntegrationTests.csproj
+++ b/test/Camunda.Orchestration.Sdk.IntegrationTests/Camunda.Orchestration.Sdk.IntegrationTests.csproj
@@ -15,7 +15,7 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageReference Include="xunit" Version="2.5.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.3" />
-    <PackageReference Include="FluentAssertions" Version="6.12.2" />
+    <PackageReference Include="FluentAssertions" Version="8.9.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/test/Camunda.Orchestration.Sdk.Tests/Camunda.Orchestration.Sdk.Tests.csproj b/test/Camunda.Orchestration.Sdk.Tests/Camunda.Orchestration.Sdk.Tests.csproj
index 53f53352..30236954 100644
--- a/test/Camunda.Orchestration.Sdk.Tests/Camunda.Orchestration.Sdk.Tests.csproj
+++ b/test/Camunda.Orchestration.Sdk.Tests/Camunda.Orchestration.Sdk.Tests.csproj
@@ -16,7 +16,7 @@
     <PackageReference Include="xunit" Version="2.5.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.3" />
     <PackageReference Include="Moq" Version="4.20.72" />
-    <PackageReference Include="FluentAssertions" Version="6.12.2" />
+    <PackageReference Include="FluentAssertions" Version="8.9.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.1" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.1" />