diff --git a/muk_web_client_refresh/__manifest__.py b/muk_web_client_refresh/__manifest__.py
index 26c7562..b466f49 100644
--- a/muk_web_client_refresh/__manifest__.py
+++ b/muk_web_client_refresh/__manifest__.py
@@ -23,7 +23,7 @@
 {
     "name": "MuK Web Refresh",
     "summary": """Web Client Refresh""",
-    "version": "12.0.3.0.4",
+    "version": "12.0.3.0.5",
     "category": "Extra Tools",
     "license": "AGPL-3",
     "website": "http://www.mukit.at",
diff --git a/muk_web_client_refresh/models/ir_actions.py b/muk_web_client_refresh/models/ir_actions.py
index 2473297..9a4ad5c 100644
--- a/muk_web_client_refresh/models/ir_actions.py
+++ b/muk_web_client_refresh/models/ir_actions.py
@@ -22,6 +22,9 @@
 
 import logging
 
+from datetime import datetime, timedelta
+from collections import defaultdict
+
 from odoo import api, models, fields
 
 _logger = logging.getLogger(__name__)