diff --git a/src/Cnblogs.Architecture.Ddd.Domain.Abstractions/Cnblogs.Architecture.Ddd.Domain.Abstractions.csproj b/src/Cnblogs.Architecture.Ddd.Domain.Abstractions/Cnblogs.Architecture.Ddd.Domain.Abstractions.csproj
index 54330de..fbed1df 100644
--- a/src/Cnblogs.Architecture.Ddd.Domain.Abstractions/Cnblogs.Architecture.Ddd.Domain.Abstractions.csproj
+++ b/src/Cnblogs.Architecture.Ddd.Domain.Abstractions/Cnblogs.Architecture.Ddd.Domain.Abstractions.csproj
@@ -14,7 +14,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="MediatR" Version="12.1.1" />
+    <PackageReference Include="MediatR" Version="12.2.0" />
   </ItemGroup>
 
 </Project>