diff --git a/cmd/protoc-gen-go/main.go b/cmd/protoc-gen-go/main.go
index e1dc52c9..2cb39116 100644
--- a/cmd/protoc-gen-go/main.go
+++ b/cmd/protoc-gen-go/main.go
@@ -2,8 +2,11 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// The protoc-gen-go binary is a protoc plugin to generate a Go protocol
-// buffer package.
+// The protoc-gen-go binary is a protoc plugin to generate Go code for
+// both proto2 and proto3 versions of the protocol buffer language.
+//
+// For more information about the usage of this plugin, see:
+//	https://developers.google.com/protocol-buffers/docs/reference/go-generated
 package main
 
 import (