diff --git a/yt b/yt
index 4851bc0..898238b 100755
--- a/yt
+++ b/yt
@@ -20,7 +20,7 @@ set -e
 
 add() { # adds a video to a playlist file
 	while test -n "$2"; do
-		if test -z "$(sed -n ";$1;p" "$2")"
+		if test -n "$(grep -e "$1" "$2")"
 		then
 			printf "%s: %s: %s: Video already in playlist.\n" "$argv0" "$2" "$1"
 			exit