diff --git a/addons/account/account_analytic_line.py b/addons/account/account_analytic_line.py
index 7f1f354c21f..01bcc1515e1 100644
--- a/addons/account/account_analytic_line.py
+++ b/addons/account/account_analytic_line.py
@@ -73,7 +73,7 @@ class account_analytic_line(osv.osv):
             context={}
         if not journal_id:
             j_ids = self.pool.get('account.analytic.journal').search(cr, uid, [('type','=','purchase')])
-            j_id = j_ids and j_ids[0] or False
+            journal_id = j_ids and j_ids[0] or False
         if not journal_id or not prod_id:
             return {}
         product_obj = self.pool.get('product.product')