diff --git a/OmopTransformerTests/OmopTransformerTests.csproj b/OmopTransformerTests/OmopTransformerTests.csproj
index 9be8538..f8ea042 100644
--- a/OmopTransformerTests/OmopTransformerTests.csproj
+++ b/OmopTransformerTests/OmopTransformerTests.csproj
@@ -12,7 +12,7 @@
   <ItemGroup>
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     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.6.3" />
+    <PackageReference Include="MSTest.TestAdapter" Version="3.6.4" />
     <PackageReference Include="MSTest.TestFramework" Version="3.6.4" />
     <PackageReference Include="coverlet.collector" Version="6.0.2" />
     <PackageReference Include="NSubstitute" Version="5.3.0" />