diff --git a/src/runtime/mgcscavenge.go b/src/runtime/mgcscavenge.go
index 856f6f9de0..0273c8d234 100644
--- a/src/runtime/mgcscavenge.go
+++ b/src/runtime/mgcscavenge.go
@@ -233,7 +233,7 @@ func wakeScavenger() {
 		// Unpark the goroutine and tell it that there may have been a pacing
 		// change.
 		scavenge.parked = false
-		ready(scavenge.g, 0, true)
+		goready(scavenge.g, 0)
 	}
 	unlock(&scavenge.lock)
 }