diff --git a/bp.sh b/bp.sh
index 7612326..e7f9633 100755
--- a/bp.sh
+++ b/bp.sh
@@ -3,7 +3,7 @@ BP_ENDPOINT=${BROWNPAPER_ENDPOINT:-https://shimun.net/bp}
 CURL_ARGS="--write-out %{url_effective}\\n --silent -o /dev/null"
 GPG_ARGS="$([ ! -z "$BROWNPAPER_KEY" ] && echo "--local-user $BROWNPAPER_KEY")"
 if [ ! -z "$1" ]; then
-	printf "$1" | gpg --sign -a $GPG_ARGS | curl -s --data @-  -X POST $BP_ENDPOINT/new -Ls $CURL_ARGS
+	printf "brownpaper$1" | gpg --sign -a $GPG_ARGS | curl -s --data @-  -X POST $BP_ENDPOINT/new -Ls $CURL_ARGS
 else
-	gpg --sign -a $GPG_ARGS | curl -s --data @-  -X POST $BP_ENDPOINT/new -Ls $CURL_ARGS
+	(printf "brownpaper"; cat) | gpg --sign -a $GPG_ARGS | curl -s --data @-  -X POST $BP_ENDPOINT/new -Ls $CURL_ARGS
 fi