diff --git a/tests/PumaSecurity.SDLC.Web.Net.Tests/PumaSecurity.SDLC.Web.Net.Tests.csproj b/tests/PumaSecurity.SDLC.Web.Net.Tests/PumaSecurity.SDLC.Web.Net.Tests.csproj
index b4ca6c6..be44aa0 100644
--- a/tests/PumaSecurity.SDLC.Web.Net.Tests/PumaSecurity.SDLC.Web.Net.Tests.csproj
+++ b/tests/PumaSecurity.SDLC.Web.Net.Tests/PumaSecurity.SDLC.Web.Net.Tests.csproj
@@ -10,7 +10,7 @@
   <ItemGroup>
     <PackageReference Include="JUnitXml.TestLogger" Version="4.1.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-    <PackageReference Include="MSTest" Version="3.6.4" />
+    <PackageReference Include="MSTest" Version="4.2.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/tests/PumaSecurity.SDLC.Web.NetFramework.Tests/PumaSecurity.SDLC.Web.NetFramework.Tests.csproj b/tests/PumaSecurity.SDLC.Web.NetFramework.Tests/PumaSecurity.SDLC.Web.NetFramework.Tests.csproj
index 4f5d27d..0a4a44b 100644
--- a/tests/PumaSecurity.SDLC.Web.NetFramework.Tests/PumaSecurity.SDLC.Web.NetFramework.Tests.csproj
+++ b/tests/PumaSecurity.SDLC.Web.NetFramework.Tests/PumaSecurity.SDLC.Web.NetFramework.Tests.csproj
@@ -19,8 +19,8 @@
     <PackageReference Include="Microsoft.AspNet.Mvc" Version="5.2.9" />
     <PackageReference Include="Microsoft.CodeCoverage" Version="17.12.0" />
     <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.TestAdapter" Version="4.2.1" />
+    <PackageReference Include="MSTest.TestFramework" Version="4.2.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/tests/PumaSecurity.SDLC.Web.NetFrameworkSdk.Tests/PumaSecurity.SDLC.Web.NetFrameworkSdk.Tests.csproj b/tests/PumaSecurity.SDLC.Web.NetFrameworkSdk.Tests/PumaSecurity.SDLC.Web.NetFrameworkSdk.Tests.csproj
index 2df08a9..3717805 100644
--- a/tests/PumaSecurity.SDLC.Web.NetFrameworkSdk.Tests/PumaSecurity.SDLC.Web.NetFrameworkSdk.Tests.csproj
+++ b/tests/PumaSecurity.SDLC.Web.NetFrameworkSdk.Tests/PumaSecurity.SDLC.Web.NetFrameworkSdk.Tests.csproj
@@ -7,8 +7,8 @@
 
   <ItemGroup>
     <PackageReference Include="JUnitXml.TestLogger" Version="4.1.0" />
-    <PackageReference Include="MSTest.TestAdapter" Version="2.2.10" />
-    <PackageReference Include="MSTest.TestFramework" Version="2.2.10" />
+    <PackageReference Include="MSTest.TestAdapter" Version="4.2.1" />
+    <PackageReference Include="MSTest.TestFramework" Version="4.2.1" />
   </ItemGroup>
 
   <ItemGroup>