diff --git a/OptionsBindingsGenerator.UnitTests/OptionsBindingsGenerator.UnitTests.csproj b/OptionsBindingsGenerator.UnitTests/OptionsBindingsGenerator.UnitTests.csproj
index 0118e31..212486b 100644
--- a/OptionsBindingsGenerator.UnitTests/OptionsBindingsGenerator.UnitTests.csproj
+++ b/OptionsBindingsGenerator.UnitTests/OptionsBindingsGenerator.UnitTests.csproj
@@ -12,7 +12,7 @@
 
     <ItemGroup>
         <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.0.0" />
-        <PackageReference Include="Microsoft.CodeAnalysis.CSharp.SourceGenerators.Testing" Version="1.1.2" />
+        <PackageReference Include="Microsoft.CodeAnalysis.CSharp.SourceGenerators.Testing" Version="1.1.3" />
         <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="5.0.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
         <PackageReference Include="NUnit" Version="4.4.0" />