diff --git a/src/UnitTests/SnapDB.UnitTests.csproj b/src/UnitTests/SnapDB.UnitTests.csproj
index 50bac879..633bc54c 100644
--- a/src/UnitTests/SnapDB.UnitTests.csproj
+++ b/src/UnitTests/SnapDB.UnitTests.csproj
@@ -30,12 +30,12 @@
 
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-    <PackageReference Include="MSTest.TestFramework" Version="3.1.1" />
+    <PackageReference Include="MSTest.TestFramework" Version="4.1.0" />
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