diff --git a/dbfilter_from_config/__manifest__.py b/dbfilter_from_config/__manifest__.py
index 90f0b3c..61f7af8 100644
--- a/dbfilter_from_config/__manifest__.py
+++ b/dbfilter_from_config/__manifest__.py
@@ -27,7 +27,7 @@
     Also required : `proxy_mode` to `True`
 
     Inspired from OCA `dbfilter_from_header`.""",
-    'version': '12.0.0.0.3',
+    'version': '12.0.0.0.4',
     'category': 'Yaltik',
     'author': 'Fabien Bourgeois',
     'license': 'AGPL-3',
diff --git a/dbfilter_from_config/override.py b/dbfilter_from_config/override.py
index 6c05d72..b48dab3 100644
--- a/dbfilter_from_config/override.py
+++ b/dbfilter_from_config/override.py
@@ -38,7 +38,7 @@ http_host_resolv = {}
 
 def db_filter(dbs, httprequest=None):
     """ Override db_filter """
-    http_host = httprequest.environ.get('HTTP_HOST', '').split(':')[0]
+    http_host = httprequest.environ.get('HTTP_HOST', '').split(':')[0] if httprequest else ''
     if db_filter_str:
         httprequest = httprequest or http.request.httprequest
         # If in cache and not empty