diff --git a/addons/account/data/account_data2.xml b/addons/account/data/account_data2.xml
index 51f7ebaed43..870500db057 100644
--- a/addons/account/data/account_data2.xml
+++ b/addons/account/data/account_data2.xml
@@ -463,13 +463,13 @@
             <field name="name">Sale Journal</field>
             <field name="code">account.journal</field>
             <field eval="3" name="padding"/>
-            <field name="prefix">%(year)s/</field>
+            <field name="prefix">SAJ/%(year)s/</field>
         </record>
         <record id="sequence_purchase_journal" model="ir.sequence">
             <field name="name">Purchase Journal</field>
             <field name="code">account.journal</field>
             <field eval="3" name="padding"/>
-            <field name="prefix">%(year)s/</field>
+            <field name="prefix">EXJ/%(year)s/</field>
         </record>
 
         <!--