diff --git a/Source/ACE.DatLoader.Tests/ACE.DatLoader.Tests.csproj b/Source/ACE.DatLoader.Tests/ACE.DatLoader.Tests.csproj
index b508c1e515..44f5147945 100644
--- a/Source/ACE.DatLoader.Tests/ACE.DatLoader.Tests.csproj
+++ b/Source/ACE.DatLoader.Tests/ACE.DatLoader.Tests.csproj
@@ -29,7 +29,7 @@
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     <PackageReference Include="MSTest.TestAdapter" Version="3.6.4" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.6.4" />
+    <PackageReference Include="MSTest.TestFramework" Version="3.7.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Source/ACE.Database.Tests/ACE.Database.Tests.csproj b/Source/ACE.Database.Tests/ACE.Database.Tests.csproj
index ca4f8a43d1..c371750e66 100644
--- a/Source/ACE.Database.Tests/ACE.Database.Tests.csproj
+++ b/Source/ACE.Database.Tests/ACE.Database.Tests.csproj
@@ -30,7 +30,7 @@
     <PackageReference Include="Appveyor.TestLogger" Version="2.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="MSTest.TestAdapter" Version="3.6.4" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.6.4" />
+    <PackageReference Include="MSTest.TestFramework" Version="3.7.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Source/ACE.Server.Tests/ACE.Server.Tests.csproj b/Source/ACE.Server.Tests/ACE.Server.Tests.csproj
index 4055fb6a94..827205eba2 100644
--- a/Source/ACE.Server.Tests/ACE.Server.Tests.csproj
+++ b/Source/ACE.Server.Tests/ACE.Server.Tests.csproj
@@ -30,7 +30,7 @@
     <PackageReference Include="Appveyor.TestLogger" Version="2.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="MSTest.TestAdapter" Version="3.6.4" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.6.4" />
+    <PackageReference Include="MSTest.TestFramework" Version="3.7.1" />
   </ItemGroup>
 
   <ItemGroup>