diff --git a/src/os/wait_waitid.go b/src/os/wait_waitid.go
index c0503b209c..cd078f3522 100644
--- a/src/os/wait_waitid.go
+++ b/src/os/wait_waitid.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// We used to used this code for Darwin, but according to issue #19314
+// We used to use this code for Darwin, but according to issue #19314
 // waitid returns if the process is stopped, even when using WEXITED.
 
 //go:build linux