diff --git a/usr.sbin/freebsd-update/freebsd-update.sh b/usr.sbin/freebsd-update/freebsd-update.sh
index feb8db6a6b3..000c80e7b3c 100644
--- a/usr.sbin/freebsd-update/freebsd-update.sh
+++ b/usr.sbin/freebsd-update/freebsd-update.sh
@@ -1250,7 +1250,7 @@ fetch_metadata_sanity () {
 
 	# Check that the first four fields make sense.
 	if gunzip -c < files/$1.gz |
-	    grep -qvE "^[a-z]+\|[0-9a-z]+\|${P}+\|[fdL-]\|"; then
+	    grep -qvE "^[a-z]+\|[0-9a-z-]+\|${P}+\|[fdL-]\|"; then
 		fetch_metadata_bogus ""
 		return 1
 	fi