diff --git a/src/Directory.Packages.props b/src/Directory.Packages.props
index 0e0a0812ca..c8c549773d 100644
--- a/src/Directory.Packages.props
+++ b/src/Directory.Packages.props
@@ -19,7 +19,7 @@
     <PackageVersion Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp" Version="4.9.2" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.11.0" />
-    <PackageVersion Include="NUnit" Version="4.2.0" />
+    <PackageVersion Include="NUnit" Version="4.2.1" />
     <PackageVersion Include="MSTest" Version="3.5.2" />
     <PackageVersion Include="MSTest.TestFramework" Version="3.5.2" />
     <PackageVersion Include="NUnit3TestAdapter" Version="4.6.0" />