diff --git a/integrationtests/IntegrationTests.Shared.Tests/IntegrationTests.Shared.Tests.csproj b/integrationtests/IntegrationTests.Shared.Tests/IntegrationTests.Shared.Tests.csproj
index 720d50b273..0aa8a95786 100644
--- a/integrationtests/IntegrationTests.Shared.Tests/IntegrationTests.Shared.Tests.csproj
+++ b/integrationtests/IntegrationTests.Shared.Tests/IntegrationTests.Shared.Tests.csproj
@@ -19,7 +19,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>
     <PackageReference Include="Xunit.StaFact" Version="1.2.69" />
-    <PackageReference Include="FluentAssertions" Version="8.4.0" />
+    <PackageReference Include="FluentAssertions" Version="8.5.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/src/Directory.Packages.props b/src/Directory.Packages.props
index e6ef9c5828..93500cd549 100644
--- a/src/Directory.Packages.props
+++ b/src/Directory.Packages.props
@@ -11,7 +11,7 @@
   <ItemGroup>
     <PackageVersion Include="coverlet.msbuild" Version="6.0.4" />
     <PackageVersion Include="DynamicData" Version="9.4.1" />
-    <PackageVersion Include="FluentAssertions" Version="8.4.0" />
+    <PackageVersion Include="FluentAssertions" Version="8.5.0" />
     <PackageVersion Include="JetBrains.DotMemoryUnit" Version="3.2.20220510" />
     <PackageVersion Include="Microsoft.CodeAnalysis.Analyzers" Version="3.11.0" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.14.0" />