diff --git a/month-pack.sh b/month-pack.sh
index 9a4ebec..ec71ee2 100755
--- a/month-pack.sh
+++ b/month-pack.sh
@@ -32,5 +32,5 @@ if [ "$MONTH" -lt 10 ];
 then
 	MONTH=0$MONTH
 fi
-tar -cvJf $YEAR-$MONTH.tar.xz  $YEAR-$MONTH-*.log --remove-files
+tar -cvJf "$YEAR-$MONTH.tar.xz"  $YEAR-$MONTH-*.log --remove-files