diff --git a/TestGRPCMobileClient/TestGRPCMobileClient/TestGRPCMobileClient.csproj b/TestGRPCMobileClient/TestGRPCMobileClient/TestGRPCMobileClient.csproj
index f514cb1..d0d0819 100644
--- a/TestGRPCMobileClient/TestGRPCMobileClient/TestGRPCMobileClient.csproj
+++ b/TestGRPCMobileClient/TestGRPCMobileClient/TestGRPCMobileClient.csproj
@@ -13,7 +13,7 @@
   <ItemGroup>
     <Protobuf Include="Protos\info.proto" Link="Protos\info.proto" />
     <Protobuf Include="Protos\InternalCommunication.proto" Link="Protos\InternalCommunication.proto" />
-    <PackageReference Include="Google.Protobuf" Version="3.11.4" />
+    <PackageReference Include="Google.Protobuf" Version="3.15.0" />
     <PackageReference Include="Grpc" Version="2.27.0" />
     <PackageReference Include="Grpc.Core" Version="2.27.0" />
     <PackageReference Include="Grpc.Core.Api" Version="2.27.0" />