diff --git a/doc/go_faq.html b/doc/go_faq.html
index 65445d4220..69296bc27b 100644
--- a/doc/go_faq.html
+++ b/doc/go_faq.html
@@ -1262,6 +1262,8 @@ each iteration of the loop uses the same instance of the variable v
each closure shares that single variable. When the closure runs, it prints the
value of v at the time fmt.Println is executed,
but v may have been modified since the goroutine was launched.
+To help detect this and other problems before they happen, run
+go vet.