diff --git a/extensions/limits/__init__.py b/extensions/limits/__init__.py
index 03911d940..9d82c46e7 100644
--- a/extensions/limits/__init__.py
+++ b/extensions/limits/__init__.py
@@ -13,7 +13,6 @@ from modoboa.lib import events
 from modoboa.lib.webutils import static_url
 from models import *
 from forms import ResourcePoolForm
-import permissions
 import controls
 import views