diff --git a/tests/AzCopyAndDelete.Tests/AzCopyAndDelete.Tests.csproj b/tests/AzCopyAndDelete.Tests/AzCopyAndDelete.Tests.csproj
index faaff8f..7c4fb4f 100644
--- a/tests/AzCopyAndDelete.Tests/AzCopyAndDelete.Tests.csproj
+++ b/tests/AzCopyAndDelete.Tests/AzCopyAndDelete.Tests.csproj
@@ -7,7 +7,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.0" />
-    <PackageReference Include="Moq" Version="4.20.72" />
+    <PackageReference Include="Moq" Version="4.21.0" />
     <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="3.1.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>