diff --git a/doc/genmanpages b/doc/genmanpages
index dc8392e..9b66904 100755
--- a/doc/genmanpages
+++ b/doc/genmanpages
@@ -76,6 +76,7 @@ if [ ! -z "$LANGS" ]; then
 	LANGS=`ls po/*.po | sed -e 's/.*\/\(.*\)\.po/\1 /' || true`
 fi
 if [ ! -z "$LANGS" ]; then
+	LANGS=`echo $LANGS|tr -d '\n'`
 	echo "[po4a_langs] $LANGS" > $CONFIG
 	else
 	echo > $CONFIG