diff --git a/libraries/webapptask.py b/libraries/webapptask.py
index 8903cb7..48bd50b 100644
--- a/libraries/webapptask.py
+++ b/libraries/webapptask.py
@@ -43,7 +43,7 @@ class WebAppTask(Task):
                     
                     return False
             
-            if self.data['path']!='/' and not re.match('^/[\w.-]*/$', self.data['path'].strip()):
+            if self.data['path']!='/' and not re.match(r'^/[\w.-]*/$', self.data['path'].strip()):
                 self.logtask.insert({'status':1, 'progress': 100, 'error': 1, 'task_id': self.id, 'server': self.server, 'message': 'Error: format wrong for path, you need this format  / or /path/ '+self.data['path']})
                 return False