diff --git a/modules/purchase_trade/view/purchase_form.xml b/modules/purchase_trade/view/purchase_form.xml
index d68642e..b334e39 100755
--- a/modules/purchase_trade/view/purchase_form.xml
+++ b/modules/purchase_trade/view/purchase_form.xml
@@ -2,7 +2,7 @@
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
 <data>
-    <xpath expr="/form/group/field[@name='certif']" position="after">
+    <xpath expr="/form/group/field[@name='currency']" position="after">
         <newline/>
         <label name="lc_date"/>
         <field name="lc_date"/>
diff --git a/modules/purchase_trade/view/sale_form.xml b/modules/purchase_trade/view/sale_form.xml
index e8bb142..b27b8bb 100755
--- a/modules/purchase_trade/view/sale_form.xml
+++ b/modules/purchase_trade/view/sale_form.xml
@@ -2,7 +2,7 @@
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
 <data>
-    <xpath expr="/form/group/field[@name='certif']" position="after">
+    <xpath expr="/form/group/field[@name='currency']" position="after">
         <newline/>
         <label name="lc_date"/>
         <field name="lc_date"/>