diff --git a/Then.Tests/Then.Tests.csproj b/Then.Tests/Then.Tests.csproj
index 871bf76..8f1089a 100644
--- a/Then.Tests/Then.Tests.csproj
+++ b/Then.Tests/Then.Tests.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.3.0-preview-20170628-02" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
     <PackageReference Include="xunit" Version="2.2.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.2.0" />
   </ItemGroup>