diff --git a/tests/Python/Fable.Tests.Python.fsproj b/tests/Python/Fable.Tests.Python.fsproj
index 781c03faa9..0bf797f75f 100644
--- a/tests/Python/Fable.Tests.Python.fsproj
+++ b/tests/Python/Fable.Tests.Python.fsproj
@@ -9,7 +9,7 @@
     <RootNamespace>Fable.Tests</RootNamespace>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.6.0" />
     <PackageReference Include="XUnit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/tests/Rust/Fable.Tests.Rust.fsproj b/tests/Rust/Fable.Tests.Rust.fsproj
index d5fbd27193..5bc246aac9 100644
--- a/tests/Rust/Fable.Tests.Rust.fsproj
+++ b/tests/Rust/Fable.Tests.Rust.fsproj
@@ -7,7 +7,7 @@
     <LangVersion>Preview</LangVersion>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.6.0" />
     <PackageReference Include="XUnit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>