diff --git a/addons/purchase/purchase_view.xml b/addons/purchase/purchase_view.xml
index ab3ca25cff9..33fa5dd022c 100644
--- a/addons/purchase/purchase_view.xml
+++ b/addons/purchase/purchase_view.xml
@@ -172,7 +172,7 @@
                     </group>
                     <notebook colspan="4">
                         <page string="Purchase Order">
-                            <field name="partner_id" on_change="onchange_partner_id(partner_id)" context="{'search_default_supplier':1,'default_supplier':1,'default_customer':0}"  options='{"quick_create": false}'/>
+                            <field name="partner_id" on_change="onchange_partner_id(partner_id)" domain="[('supplier', '=', True)]" context="{'search_default_supplier':1,'default_supplier':1,'default_customer':0}"  options='{"quick_create": false}'/>
                             <field name="partner_address_id" options='{"quick_create": false}'/>
                             <field domain="[('type','=','purchase')]" name="pricelist_id" groups="base.group_extended"/>
                             <field name="origin" groups="base.group_extended"/>