diff --git a/CoreWiki.Test/CoreWiki.Test.csproj b/CoreWiki.Test/CoreWiki.Test.csproj
index 1b815ee5..7d822076 100644
--- a/CoreWiki.Test/CoreWiki.Test.csproj
+++ b/CoreWiki.Test/CoreWiki.Test.csproj
@@ -9,7 +9,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.5" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.8.0" />
-    <PackageReference Include="Moq" Version="4.9.0" />
+    <PackageReference Include="Moq" Version="4.15.1" />
     <PackageReference Include="xunit" Version="2.4.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.0" />
     <DotNetCliToolReference Include="dotnet-xunit" Version="2.3.1" />