diff --git a/git-grep.sh b/git-grep.sh
index 51924fd7c38a4fd70f59069a3eecbfe787626375..e7a35ebd707c6ef485a26f4e1ece57fa248e0106 100755
--- a/git-grep.sh
+++ b/git-grep.sh
@@ -40,4 +40,4 @@ while : ; do
 	shift
 done
 git-ls-files -z "${git_flags[@]}" "$@" |
-	xargs -0 grep "${flags[@]}" "$pattern"
+	xargs -0 grep "${flags[@]}" -e "$pattern"