diff --git a/src/Refitter.SourceGenerator.Tests/Refitter.SourceGenerator.Tests.csproj b/src/Refitter.SourceGenerator.Tests/Refitter.SourceGenerator.Tests.csproj
index 36750c89..a9eda6ea 100644
--- a/src/Refitter.SourceGenerator.Tests/Refitter.SourceGenerator.Tests.csproj
+++ b/src/Refitter.SourceGenerator.Tests/Refitter.SourceGenerator.Tests.csproj
@@ -9,7 +9,7 @@
     <ItemGroup>
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         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-        <PackageReference Include="FluentAssertions" Version="6.12.2" />
+        <PackageReference Include="FluentAssertions" Version="7.0.0" />
         <PackageReference Include="xunit" Version="2.9.2" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>