diff --git a/fetch-tweets.sh b/fetch-tweets.sh
index dfa9c25..499707c 100755
--- a/fetch-tweets.sh
+++ b/fetch-tweets.sh
@@ -6,7 +6,7 @@ api="http://api.twitter.com/1/statuses/user_timeline.xml?"
 
 if ! test "$1"
 then
-	echo -e "Please specify twitter username\n e.g. $0 kaihendry"
+	printf "Please specify twitter username\n e.g. %s kaihendry\n" $0
 	exit 1
 fi