diff --git a/Cyphera.Keychain.Tests/Cyphera.Keychain.Tests.csproj b/Cyphera.Keychain.Tests/Cyphera.Keychain.Tests.csproj
index cd04899..5c97d4d 100644
--- a/Cyphera.Keychain.Tests/Cyphera.Keychain.Tests.csproj
+++ b/Cyphera.Keychain.Tests/Cyphera.Keychain.Tests.csproj
@@ -12,7 +12,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="Moq" Version="4.18.4" />
+    <PackageReference Include="Moq" Version="4.20.72" />
     <PackageReference Include="Xunit.SkippableFact" Version="1.4.1" />
     <!-- Cloud SDKs needed for tests (PrivateAssets=all in main project) -->
     <PackageReference Include="AWSSDK.KeyManagementService" Version="4.0.9.11" />