diff --git a/SystemTextJsonPatch.Tests/SystemTextJsonPatch.Tests.csproj b/SystemTextJsonPatch.Tests/SystemTextJsonPatch.Tests.csproj
index 22642d9..a5ad76a 100644
--- a/SystemTextJsonPatch.Tests/SystemTextJsonPatch.Tests.csproj
+++ b/SystemTextJsonPatch.Tests/SystemTextJsonPatch.Tests.csproj
@@ -22,7 +22,6 @@
   <ItemGroup>
     <PackageReference Include="JUnitTestLogger" Version="1.1.0" />
     <PackageReference Include="Microsoft.Net.Test.Sdk" Version="17.7.0" />
-    <PackageReference Include="Moq" Version="4.18.4" />
     <PackageReference Include="xunit" Version="2.5.0" />
     <!-- use latest NewtonSoft package, hides Microsoft.Net.Test.Sdk -> Microsoft.TestPlatform.TestHost refs NewtonSoft.Json >= 9.0 -->
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />