diff --git a/src/Surging.Core/Surging.Core.Grpc/Surging.Core.Grpc.csproj b/src/Surging.Core/Surging.Core.Grpc/Surging.Core.Grpc.csproj
index a9530bf8..7ed3e2af 100644
--- a/src/Surging.Core/Surging.Core.Grpc/Surging.Core.Grpc.csproj
+++ b/src/Surging.Core/Surging.Core.Grpc/Surging.Core.Grpc.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Google.Protobuf" Version="3.10.1" />
+    <PackageReference Include="Google.Protobuf" Version="3.15.0" />
     <PackageReference Include="Grpc.Core" Version="2.24.0" />
     <PackageReference Include="Grpc.Reflection" Version="2.24.0" />
   </ItemGroup>