diff --git a/plugins/xhprof/index.py b/plugins/xhprof/index.py
index 321fc9a63..40711dd8f 100755
--- a/plugins/xhprof/index.py
+++ b/plugins/xhprof/index.py
@@ -71,7 +71,6 @@ def getHomePage():
 def getPhpVer(expect=56):
     import json
     v = site_api.site_api().getPhpVersion()
-    v = json.loads(v)
     for i in range(len(v)):
         t = int(v[i]['version'])
         if (t >= expect):