diff --git a/etc/rc b/etc/rc
index cf0718976be8..691b4a679735 100644
--- a/etc/rc
+++ b/etc/rc
@@ -340,7 +340,7 @@ case ${dumpdev} in
 	;;
 *)
 	if [ -e "${dumpdev}" -a -d /var/crash ]; then
-		dumpon ${dumpdev}
+		dumpon -v ${dumpdev}
 		echo -n checking for core dump...
 		savecore /var/crash
 	fi