diff --git a/addons/uom/data/uom_data.xml b/addons/uom/data/uom_data.xml
index 0e79ad9cce7..22108411e6e 100644
--- a/addons/uom/data/uom_data.xml
+++ b/addons/uom/data/uom_data.xml
@@ -16,6 +16,10 @@
             <field name="name">Working Time</field>
             <field name="measure_type">working_time</field>
         </record>
+        <record id="uom_categ_time" model="uom.category">
+            <field name="name">Time</field>
+            <field name="measure_type">time</field>
+        </record>
         <record id="uom_categ_length" model="uom.category">
             <field name="name">Length / Distance</field>
             <field name="measure_type">length</field>
@@ -53,6 +57,24 @@
             <field name="uom_type">smaller</field>
         </record>
 
+        <record id="uom_time_week" model="uom.uom">
+            <field name="name">Week(s)</field>
+            <field name="category_id" ref="uom_categ_time"/>
+            <field name="factor" eval="7.0"/>
+            <field name="uom_type">bigger</field>
+        </record>
+        <record id="uom_time_day" model="uom.uom">
+            <field name="name">Day(s)</field>
+            <field name="category_id" ref="uom_categ_time"/>
+            <field name="factor" eval="1.0"/>
+        </record>
+        <record id="uom_time_hour" model="uom.uom">
+            <field name="name">Hour(s)</field>
+            <field name="category_id" ref="uom_categ_time"/>
+            <field name="factor" eval="24.0"/>
+            <field name="uom_type">smaller</field>
+        </record>
+
         <record id="product_uom_day" model="uom.uom">
             <field name="name">Day(s)</field>
             <field eval="uom_categ_wtime" name="category_id"/>
diff --git a/addons/uom/models/uom_uom.py b/addons/uom/models/uom_uom.py
index 2fb50dd6fe6..77465058468 100644
--- a/addons/uom/models/uom_uom.py
+++ b/addons/uom/models/uom_uom.py
@@ -13,6 +13,7 @@ class UoMCategory(models.Model):
     measure_type = fields.Selection([
         ('unit', 'Units'),
         ('weight', 'Weight'),
+        ('time', 'Time (Duration)'),
         ('working_time', 'Working Time'),
         ('length', 'Length'),
         ('volume', 'Volume'),
@@ -24,7 +25,7 @@ class UoMCategory(models.Model):
 
     @api.multi
     def unlink(self):
-        if self.filtered(lambda categ: categ.measure_type == 'working_time'):
+        if self.filtered(lambda categ: categ.measure_type in ['working_time', 'time']):
             raise UserError(_("You cannot delete this UoM Category as it is used by the system."))
         return super(UoMCategory, self).unlink()