diff --git a/vsprojects/README.md b/vsprojects/README.md
index 05c13bb8664..b95b468465c 100644
--- a/vsprojects/README.md
+++ b/vsprojects/README.md
@@ -86,4 +86,6 @@ $ cd third_party/protobuf/cmake
 $ cmake -G "Visual Studio 12 2013"
 ```
 
-2. Open solution `vsprojects\grpc_protoc_plugins.sln` and build it in Release mode. As a result, you should obtain a set of gRPC protoc plugin binaries (`grpc_cpp_plugin.exe`, `grpc_csharp_plugin.exe`, ...)
+2. Open solution `third_party\protobuf\cmake\protobuf.sln` and build it in Release mode. That will build libraries `libprotobuf.lib` and `libprotoc.lib` needed for the next step.
+
+3. Open solution `vsprojects\grpc_protoc_plugins.sln` and build it in Release mode. As a result, you should obtain a set of gRPC protoc plugin binaries (`grpc_cpp_plugin.exe`, `grpc_csharp_plugin.exe`, ...)