diff --git a/dashboard.py b/dashboard.py
index 2e486742e0..83eb03a4a1 100644
--- a/dashboard.py
+++ b/dashboard.py
@@ -12,7 +12,7 @@ class DashboardAction(ModelSQL, ModelView):
     sequence = fields.Integer('Sequence', required=True)
     act_window = fields.Many2One('ir.action.act_window', 'Action',
             required=True, ondelete='CASCADE', domain=[
-                ('res_model', '!=', False),
+                ('res_model', '!=', None),
                 ('res_model', '!=', ''),
             ])
 
diff --git a/ir.py b/ir.py
index 9d64061760..cd310da867 100644
--- a/ir.py
+++ b/ir.py
@@ -22,7 +22,7 @@ class View(Model):
         model_data_ids = model_data_obj.search([
             ('fs_id', '=', 'view_dashboard'),
             ('module', '=', 'dashboard'),
-            ('inherit', '=', False),
+            ('inherit', '=', None),
             ], limit=1)
         if not model_data_ids:
             return 0