diff --git a/backup.sh b/backup.sh
index 57a63ffcdefd7002ec376d17c032bac4993fd1f8..060f44787a587fab17e33e19f7aa8b812de6c60d 100755
--- a/backup.sh
+++ b/backup.sh
@@ -21,8 +21,8 @@ retrie_on_fail(){
         else
             cat <<EOF | lftp $host
             user $user $ftppass
-            rm -rf $remotedir/*-inc*
-            rm -rf $remotedir/*-new-signatures*
+            glob rm $remotedir/*-inc*
+            glob rm $remotedir/*-new-signatures*
 EOF
         fi
         backup "cleaned"