diff --git a/sys/dev/pckbport/pckbd.c b/sys/dev/pckbport/pckbd.c
index e8eba4cf5c60..a194927101ac 100644
--- a/sys/dev/pckbport/pckbd.c
+++ b/sys/dev/pckbport/pckbd.c
@@ -1,4 +1,4 @@
-/* $NetBSD: pckbd.c,v 1.19 2008/01/10 07:58:39 dyoung Exp $ */
+/* $NetBSD: pckbd.c,v 1.20 2008/02/21 01:42:20 joerg Exp $ */
 
 /*-
  * Copyright (c) 1998 The NetBSD Foundation, Inc.
@@ -75,7 +75,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pckbd.c,v 1.19 2008/01/10 07:58:39 dyoung Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pckbd.c,v 1.20 2008/02/21 01:42:20 joerg Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -707,6 +707,14 @@ pckbd_cnpollc(void *v, int on)
 {
 	struct pckbd_internal *t = v;
 
+	if (on) {
+		u_char cmd[1];
+
+		cmd[0] = KBC_ENABLE;
+		(void)pckbport_poll_cmd(t->t_kbctag, t->t_kbcslot, cmd,
+		    1, 0, 0, 0);
+	}
+
 	pckbport_set_poll(t->t_kbctag, t->t_kbcslot, on);
 }