diff --git a/RayWorkflow.Grains/RayWorkflow.Grains.csproj b/RayWorkflow.Grains/RayWorkflow.Grains.csproj
index 28cccf4..9491276 100644
--- a/RayWorkflow.Grains/RayWorkflow.Grains.csproj
+++ b/RayWorkflow.Grains/RayWorkflow.Grains.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="AutoMapper" Version="9.0.0" />
+    <PackageReference Include="AutoMapper" Version="16.1.1" />
     <PackageReference Include="Microsoft.Orleans.CodeGenerator.MSBuild" Version="3.0.2">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>