diff --git a/Source/ACE.DatLoader.Tests/ACE.DatLoader.Tests.csproj b/Source/ACE.DatLoader.Tests/ACE.DatLoader.Tests.csproj
index d6ff593c0c..ec6e8808e6 100644
--- a/Source/ACE.DatLoader.Tests/ACE.DatLoader.Tests.csproj
+++ b/Source/ACE.DatLoader.Tests/ACE.DatLoader.Tests.csproj
@@ -27,7 +27,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.4.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
     <PackageReference Include="MSTest.TestAdapter" Version="4.2.1" />
     <PackageReference Include="MSTest.TestFramework" Version="4.2.1" />
   </ItemGroup>
diff --git a/Source/ACE.Database.Tests/ACE.Database.Tests.csproj b/Source/ACE.Database.Tests/ACE.Database.Tests.csproj
index f91b028b2b..55cd1f44f0 100644
--- a/Source/ACE.Database.Tests/ACE.Database.Tests.csproj
+++ b/Source/ACE.Database.Tests/ACE.Database.Tests.csproj
@@ -28,7 +28,7 @@
 
   <ItemGroup>
     <PackageReference Include="Appveyor.TestLogger" Version="2.0.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.4.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
     <PackageReference Include="MSTest.TestAdapter" Version="4.2.1" />
     <PackageReference Include="MSTest.TestFramework" Version="4.2.1" />
   </ItemGroup>
diff --git a/Source/ACE.Server.Tests/ACE.Server.Tests.csproj b/Source/ACE.Server.Tests/ACE.Server.Tests.csproj
index 33eac32d57..ebbb20faf0 100644
--- a/Source/ACE.Server.Tests/ACE.Server.Tests.csproj
+++ b/Source/ACE.Server.Tests/ACE.Server.Tests.csproj
@@ -28,7 +28,7 @@
 
   <ItemGroup>
     <PackageReference Include="Appveyor.TestLogger" Version="2.0.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.4.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
     <PackageReference Include="MSTest.TestAdapter" Version="4.2.1" />
     <PackageReference Include="MSTest.TestFramework" Version="4.2.1" />
   </ItemGroup>