diff --git a/tests/APIWeaver.OpenApi.Tests/APIWeaver.OpenApi.Tests.csproj b/tests/APIWeaver.OpenApi.Tests/APIWeaver.OpenApi.Tests.csproj
index ed7d89b..6a90baa 100644
--- a/tests/APIWeaver.OpenApi.Tests/APIWeaver.OpenApi.Tests.csproj
+++ b/tests/APIWeaver.OpenApi.Tests/APIWeaver.OpenApi.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <ItemGroup>
-    <PackageReference Include="FluentAssertions" Version="7.0.0"/>
+    <PackageReference Include="FluentAssertions" Version="8.0.0"/>
     <PackageReference Include="Microsoft.OpenApi.Readers" Version="1.6.23" />
     <PackageReference Include="NSubstitute" Version="5.3.0"/>
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.0"/>