diff --git a/virt-backup b/virt-backup
index e78bf95..cd8f3cc 100644
--- a/virt-backup
+++ b/virt-backup
@@ -802,7 +802,7 @@ sub create_snapshot{
         }
     }
     # In any case, failed or not, remove our lock
-    unlink <$lock>;
+    unlink $lock if (-e $lock);
     return $ret;
 }