diff --git a/git-submodule.sh b/git-submodule.sh
index b40f876a2..e4c31fb7d 100755
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -35,7 +35,7 @@ resolve_relative_url ()
 	remote="${remote:-origin}"
 	remoteurl=$(git config "remote.$remote.url") ||
 		die "remote ($remote) does not have a url defined in .git/config"
-	url="$1"
+	url="${1%/}"
 	while test -n "$url"
 	do
 		case "$url" in