diff --git a/plugins/xhprof/index.py b/plugins/xhprof/index.py
index ec3b5d645..b4d26aada 100755
--- a/plugins/xhprof/index.py
+++ b/plugins/xhprof/index.py
@@ -209,7 +209,6 @@ def getConfAppStart():
 
 
 def installPreInspection():
-
     path = mw.getServerDir() + '/php'
     if not os.path.exists(path):
         return "先安装一个可用的PHP版本!"