diff --git a/plugins/imail/index.py b/plugins/imail/index.py
index c2b4c9fdc..6a47a57dd 100755
--- a/plugins/imail/index.py
+++ b/plugins/imail/index.py
@@ -120,7 +120,7 @@ class App:
             mw.writeFile(systemService, se_content)
             mw.execShell('systemctl daemon-reload')
 
-        log_path = getServerDir() + '/log'
+        log_path = self.getServerDir() + '/log'
         if not os.path.exists(log_path):
             os.mkdir(log_path)