diff --git a/addons/product/product_view.xml b/addons/product/product_view.xml
index 6c65a6c1f74..0866cecddc4 100644
--- a/addons/product/product_view.xml
+++ b/addons/product/product_view.xml
@@ -68,7 +68,7 @@
             <field name="arch" type="xml">
                 <form string="Product" layout="auto" version="7.0">
                     <sheet>
-                        <field name="image_small" widget="image" class="oe_avatar oe_right" onchange="onchange_image(image_small"/>
+                        <field name="image_small" widget="image" class="oe_avatar oe_right" on_change="onchange_image(image_small"/>
 
                         <div class="oe_title">
                             <div class="oe_edit_only">