diff --git a/src/BlazingPizza.OrderClient/BlazingPizza.OrderClient.csproj b/src/BlazingPizza.OrderClient/BlazingPizza.OrderClient.csproj
index da52171..5df7b55 100644
--- a/src/BlazingPizza.OrderClient/BlazingPizza.OrderClient.csproj
+++ b/src/BlazingPizza.OrderClient/BlazingPizza.OrderClient.csproj
@@ -11,7 +11,7 @@
 
   <ItemGroup>
     <PackageReference Include="Google.Api.CommonProtos" Version="1.7.0" />
-    <PackageReference Include="Google.Protobuf" Version="3.11.2" />
+    <PackageReference Include="Google.Protobuf" Version="3.15.0" />
     <PackageReference Include="Grpc.Net.Client" Version="2.26.0" />
     <PackageReference Include="Grpc.Tools" Version="2.26.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>