diff --git a/tests/Wave.Tests.vbproj b/tests/Wave.Tests.vbproj
index a2f0fdbb..c027773e 100644
--- a/tests/Wave.Tests.vbproj
+++ b/tests/Wave.Tests.vbproj
@@ -136,7 +136,7 @@
       <Version>3.5.1</Version>
     </PackageReference>
     <PackageReference Include="MSTest.TestFramework">
-      <Version>3.3.1</Version>
+      <Version>3.5.1</Version>
     </PackageReference>
   </ItemGroup>
   <ItemGroup>