diff --git a/src/pkg/runtime/race/doc.go b/src/pkg/runtime/race/doc.go
new file mode 100644
index 0000000..aef805d
--- /dev/null
+++ b/src/pkg/runtime/race/doc.go
@@ -0,0 +1,9 @@
+// Copyright 2013 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package race implements data race detection logic.
+// No public interface is provided.
+// For details about the race detector see
+// http://golang.org/doc/articles/race_detector.html
+package race
diff --git a/src/pkg/runtime/race/race.go b/src/pkg/runtime/race/race.go
index b0a5c9a..ee13057 100644
--- a/src/pkg/runtime/race/race.go
+++ b/src/pkg/runtime/race/race.go
@@ -4,7 +4,6 @@
 
 // +build race,linux,amd64 race,darwin,amd64 race,windows,amd64
 
-// Package race provides low-level facilities for data race detection.
 package race
 
 /*