diff --git a/Modules/ModuleGrpcClient/ModuleGrpcClient.csproj b/Modules/ModuleGrpcClient/ModuleGrpcClient.csproj
index 84277f5..e33c71b 100644
--- a/Modules/ModuleGrpcClient/ModuleGrpcClient.csproj
+++ b/Modules/ModuleGrpcClient/ModuleGrpcClient.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
   
   <ItemGroup>
-    <PackageReference Include="Google.Protobuf" Version="3.11.4" />
+    <PackageReference Include="Google.Protobuf" Version="3.15.0" />
     <PackageReference Include="Grpc.Net.Client" Version="2.28.0" />
     <PackageReference Include="Grpc.Tools" Version="2.28.1" PrivateAssets="All">
       <PrivateAssets>all</PrivateAssets>