diff --git a/addons/coupon/data/coupon_email_data.xml b/addons/coupon/data/coupon_email_data.xml
index 0c399000b35..d28e2f80947 100644
--- a/addons/coupon/data/coupon_email_data.xml
+++ b/addons/coupon/data/coupon_email_data.xml
@@ -6,7 +6,7 @@
          <field name="model_id" ref="coupon.model_coupon_coupon"/>
          <field name="subject">Your reward coupon from ${object.program_id.company_id.name} </field>
          <field name="email_from">${object.program_id.company_id.email | safe}</field>
-         <field name="partner_to">${object.partner_id.id}</field>
+         <field name="partner_to">${object.order_id.partner_id.id or object.partner_id.id}</field>
          <field name="body_html" type="html">
 <table border="0" cellpadding="0" cellspacing="0" style="width:100%; margin:0px auto;"><tbody>
     <tr><td valign="top" style="text-align: center; font-size: 14px;">