diff --git a/tests/PlainTextEditor.Tests/PlainTextEditor.Tests.csproj b/tests/PlainTextEditor.Tests/PlainTextEditor.Tests.csproj
index 826822f..a9d90f4 100644
--- a/tests/PlainTextEditor.Tests/PlainTextEditor.Tests.csproj
+++ b/tests/PlainTextEditor.Tests/PlainTextEditor.Tests.csproj
@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
     <PackageReference Include="xunit" Version="2.4.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>