diff --git a/unix/syscall_aix.go b/unix/syscall_aix.go
index af9e02bd3..9eaa2f859 100644
--- a/unix/syscall_aix.go
+++ b/unix/syscall_aix.go
@@ -411,7 +411,7 @@ func (w WaitStatus) CoreDump() bool { return w&0x80 == 0x80 }
 func (w WaitStatus) TrapCause() int { return -1 }
 
 //sys	ioctl(fd int, req uint, arg uintptr) (err error)
-//sys	ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error)
+//sys	ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = ioctl
 
 // fcntl must never be called with cmd=F_DUP2FD because it doesn't work on AIX
 // There is no way to create a custom fcntl and to keep //sys fcntl easily,