diff --git a/src/runtime/cgo/callbacks_aix.go b/src/runtime/cgo/callbacks_aix.go
index 26654931da..7dafb6b310 100644
--- a/src/runtime/cgo/callbacks_aix.go
+++ b/src/runtime/cgo/callbacks_aix.go
@@ -6,5 +6,5 @@ package cgo
 
 // These functions must be exported in order to perform
 // longcall on cgo programs (cf gcc_aix_ppc64.c).
-// go:cgo_export_static __cgo_topofstack
-// go:cgo_export_static runtime.rt0_go
+//go:cgo_export_static __cgo_topofstack
+//go:cgo_export_static runtime.rt0_go