diff --git a/openerp/addons/base/ir/ir.xml b/openerp/addons/base/ir/ir.xml
index f38ebcfc1ba..7e07350032e 100644
--- a/openerp/addons/base/ir/ir.xml
+++ b/openerp/addons/base/ir/ir.xml
@@ -1955,9 +1955,9 @@
             <field name="args">()</field>
         </record>
         
-        <record id="todo_category_form" model="ir.ui.view">
-            <field name="name">todo.category.form</field>
-            <field name="model">todo.category</field>
+        <record id="ir_actions_todo_category_form" model="ir.ui.view">
+            <field name="name">ir.actions.todo.category.form</field>
+            <field name="model">ir.actions.todo.category</field>
             <field name="type">form</field>
             <field name="arch" type="xml">
                 <form string="Wizard Category">
@@ -1967,9 +1967,9 @@
             </field>
         </record>
         
-        <record id="todo_category_tree" model="ir.ui.view">
-            <field name="name">todo.category.tree</field>
-            <field name="model">todo.category</field>
+        <record id="ir_actions_todo_category_tree" model="ir.ui.view">
+            <field name="name">ir.actions.todo.category.tree</field>
+            <field name="model">ir.actions.todo.category</field>
             <field name="type">tree</field>
             <field name="arch" type="xml">
                 <tree string="Wizard Category">
diff --git a/openerp/addons/base/ir/ir_actions.py b/openerp/addons/base/ir/ir_actions.py
index 2683effe768..4fe50bc8edd 100644
--- a/openerp/addons/base/ir/ir_actions.py
+++ b/openerp/addons/base/ir/ir_actions.py
@@ -800,13 +800,13 @@ class act_window_close(osv.osv):
     }
 act_window_close()
 
-class todo_category(osv.osv):
-    _name = 'todo.category'
+class ir_actions_todo_category(osv.osv):
+    _name = 'ir.actions.todo.category'
     _columns = {
-         'name':fields.char('Name', size=64),       
+         'name':fields.char('Name', size=64, required=True),       
         'sequence': fields.integer('Sequence'),
     }
-todo_category()
+ir_actions_todo_category()
 
 # This model use to register action services.
 TODO_STATES = [('open', 'To Do'),
@@ -826,7 +826,7 @@ class ir_actions_todo(osv.osv):
         'type': fields.selection([('special','Special'),('normal','Normal'),('normal_recurring','Normal Recurring')],'Type',required=True),
         'groups_id':fields.many2many('res.groups', 'res_groups_action_rel', 'uid', 'gid', 'Groups'),
         'note':fields.text('Text', translate=True),
-        'category_id': fields.many2one('todo.category','Category'),
+        'category_id': fields.many2one('ir.actions.todo.category','Category'),
     }
     _defaults={
         'state': 'open',