diff --git a/admin-dev/themes/default/template/controllers/products/prices.tpl b/admin-dev/themes/default/template/controllers/products/prices.tpl
index 5018acdf2..1076a8d1e 100644
--- a/admin-dev/themes/default/template/controllers/products/prices.tpl
+++ b/admin-dev/themes/default/template/controllers/products/prices.tpl
@@ -178,7 +178,7 @@ $(document).ready(function () {
 	</tr>
 	<tr {if !$ps_use_ecotax} style="display:none;"{/if}>
 		<td class="col-left">
-			{include file="controllers/products/multishop/checkbox.tpl" field="ecot" type="default"}
+			{include file="controllers/products/multishop/checkbox.tpl" field="ecotax" type="default"}
 			<label>{l s='Eco-tax (tax incl.):'}</label>
 		</td>
 		<td>
diff --git a/js/admin-products.js b/js/admin-products.js
index 9f67664cd..b187ac55e 100644
--- a/js/admin-products.js
+++ b/js/admin-products.js
@@ -1576,7 +1576,7 @@ var ProductMultishop = new function()
 		ProductMultishop.checkField($('input[name=\'multishop_check[id_tax_rules_group]\']').prop('checked'), 'id_tax_rules_group');
 		ProductMultishop.checkField($('input[name=\'multishop_check[unit_price]\']').prop('checked'), 'unit_price', 'unit_price');
 		ProductMultishop.checkField($('input[name=\'multishop_check[on_sale]\']').prop('checked'), 'on_sale');
-		ProductMultishop.checkField($('input[name=\'multishop_check[on_sale]\']').prop('checked'), 'ecotax');
+		ProductMultishop.checkField($('input[name=\'multishop_check[ecotax]\']').prop('checked'), 'ecotax');
 	};
 
 	this.checkAllSeo = function()