diff --git a/addons/mrp/data/mrp_data.xml b/addons/mrp/data/mrp_data.xml
index 7749846f598..1343cbcf146 100644
--- a/addons/mrp/data/mrp_data.xml
+++ b/addons/mrp/data/mrp_data.xml
@@ -35,41 +35,55 @@
             <field name='manufacture_to_resupply' eval='True'/>
         </record>
 
+        <!--  Category for Blocking Reasons Workcenter -->
+        <record id="category_availability" model="mrp.workcenter.productivity.loss.type">
+            <field name="loss_type">availability</field>
+        </record>
+        <record id="category_performance" model="mrp.workcenter.productivity.loss.type">
+            <field name="loss_type">performance</field>
+        </record>
+        <record id="category_quality" model="mrp.workcenter.productivity.loss.type">
+            <field name="loss_type">quality</field>
+        </record>
+        <record id="category_productive" model="mrp.workcenter.productivity.loss.type">
+            <field name="loss_type">productive</field>
+        </record>
+
         <!-- Reasons To Block Workcenter -->
         <record id="block_reason0" model="mrp.workcenter.productivity.loss">
             <field name="name">Material Availability</field>
-            <field name="loss_type">availability</field>
+            <field name="loss_id" ref="mrp.category_availability"></field>
             <field name="sequence">1</field>
         </record>
         <record id="block_reason1" model="mrp.workcenter.productivity.loss">
             <field name="name">Equipment Failure</field>
-            <field name="loss_type">availability</field>
+            <field name="loss_id" ref="mrp.category_availability"></field>
             <field name="sequence">2</field>
         </record>
         <record id="block_reason2" model="mrp.workcenter.productivity.loss">
             <field name="name">Setup and Adjustments</field>
-            <field name="loss_type">availability</field>
+            <field name="loss_id" ref="mrp.category_availability"></field>
             <field name="sequence">3</field>
         </record>
         <record id="block_reason4" model="mrp.workcenter.productivity.loss">
             <field name="name">Reduced Speed</field>
-            <field name="loss_type">performance</field>
+            <field name="loss_id" ref="mrp.category_performance"></field>
             <field name="manual" eval="False"/>
             <field name="sequence">5</field>
         </record>
         <record id="block_reason5" model="mrp.workcenter.productivity.loss">
             <field name="name">Process Defect</field>
-            <field name="loss_type">quality</field>
+            <field name="loss_id" ref="mrp.category_quality"></field>
             <field name="sequence">6</field>
         </record>
         <record id="block_reason6" model="mrp.workcenter.productivity.loss">
             <field name="name">Reduced Yield</field>
-            <field name="loss_type">quality</field>
+            <field name="loss_id" ref="mrp.category_quality"></field>
             <field name="sequence">7</field>
         </record>
         <record id="block_reason7" model="mrp.workcenter.productivity.loss">
             <field name="name">Fully Productive Time</field>
-            <field name="loss_type">productive</field>
+            <field name="loss_id" ref="mrp.category_productive"></field>
             <field name="manual" eval="False"/>
             <field name="sequence">0</field>
         </record>
diff --git a/addons/mrp/models/mrp_workcenter.py b/addons/mrp/models/mrp_workcenter.py
index af78cad1ac9..7ba89c9e290 100644
--- a/addons/mrp/models/mrp_workcenter.py
+++ b/addons/mrp/models/mrp_workcenter.py
@@ -166,6 +166,28 @@ class MrpWorkcenter(models.Model):
         return {'type': 'ir.actions.client', 'tag': 'reload'}
 
 
+class MrpWorkcenterProductivityLossType(models.Model):
+    _name = "mrp.workcenter.productivity.loss.type"
+    _rec_name = 'loss_type'
+
+    @api.depends('loss_type')
+    def name_get(self):
+        """ As 'category' field in form view is a Many2one, its value will be in
+        lower case. In order to display its value capitalized 'name_get' is
+        overrided.
+        """
+        result = []
+        for rec in self:
+            result.append((rec.id, rec.loss_type.title()))
+        return result
+
+    loss_type = fields.Selection([
+            ('availability', 'Availability'),
+            ('performance', 'Performance'),
+            ('quality', 'Quality'),
+            ('productive', 'Productive')], string='Category', default='availability', required=True)
+
+
 class MrpWorkcenterProductivityLoss(models.Model):
     _name = "mrp.workcenter.productivity.loss"
     _description = "TPM Big Losses"
@@ -174,12 +196,8 @@ class MrpWorkcenterProductivityLoss(models.Model):
     name = fields.Char('Reason', required=True)
     sequence = fields.Integer('Sequence', default=1)
     manual = fields.Boolean('Is a Blocking Reason', default=True)
-    loss_type = fields.Selection([
-        ('availability', 'Availability'),
-        ('performance', 'Performance'),
-        ('quality', 'Quality'),
-        ('productive', 'Productive')], "Effectiveness Category",
-        default='availability', required=True)
+    loss_id = fields.Many2one('mrp.workcenter.productivity.loss.type', domain=([('loss_type', 'in', ['quality', 'availability'])]), string='Category')
+    loss_type = fields.Selection(string='Effectiveness Category', related='loss_id.loss_type', store=True)
 
 
 class MrpWorkcenterProductivity(models.Model):
diff --git a/addons/mrp/security/ir.model.access.csv b/addons/mrp/security/ir.model.access.csv
index 54e9e1c72cb..0f48edfa18d 100644
--- a/addons/mrp/security/ir.model.access.csv
+++ b/addons/mrp/security/ir.model.access.csv
@@ -1,6 +1,7 @@
 id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
 access_mrp_workcenter_productivity_loss_manager,mrp.workcenter.productivity.loss,model_mrp_workcenter_productivity_loss,mrp.group_mrp_manager,1,1,1,1
 access_mrp_workcenter_productivity_loss,mrp.workcenter.productivity.loss,model_mrp_workcenter_productivity_loss,mrp.group_mrp_user,1,0,0,0
+access_mrp_workcenter_productivity_loss_type,mrp.workcenter.productivity.loss.type,model_mrp_workcenter_productivity_loss_type,mrp.group_mrp_user,1,0,0,0
 access_mrp_workcenter_productivity,mrp.workcenter.productivity,model_mrp_workcenter_productivity,mrp.group_mrp_user,1,1,1,1
 access_mrp_workcenter,mrp.workcenter,model_mrp_workcenter,mrp.group_mrp_user,1,0,0,0
 access_mrp_routing,mrp.routing,model_mrp_routing,mrp.group_mrp_user,1,0,0,0
diff --git a/addons/mrp/views/mrp_workcenter_views.xml b/addons/mrp/views/mrp_workcenter_views.xml
index 283af4edcb8..a26ebc0d323 100644
--- a/addons/mrp/views/mrp_workcenter_views.xml
+++ b/addons/mrp/views/mrp_workcenter_views.xml
@@ -451,9 +451,7 @@
                 <group>
                     <group>
                         <field name="name"/>
-                        <field name="loss_type"/>
-                    </group><group>
-                        <field name="manual"/>
+                        <field name="loss_id" widget="selection"/>
                     </group>
                 </group>
             </form>