diff --git a/move.py b/move.py
index 8078634c5c..0ff18c3659 100644
--- a/move.py
+++ b/move.py
@@ -172,8 +172,8 @@ class Move(ModelSQL, ModelView):
 
     def search_rec_name(self, name, clause):
         ids = self.search(['OR',
-            ('reference',) + clause[1:],
-            (self._rec_name,) + clause[1:],
+            ('reference',) + tuple(clause[1:]),
+            (self._rec_name,) + tuple(clause[1:]),
             ])
         return [('id', 'in', ids)]
 
diff --git a/tax.py b/tax.py
index 875879ec61..6837f28c0f 100644
--- a/tax.py
+++ b/tax.py
@@ -239,10 +239,10 @@ class Code(ModelSQL, ModelView):
         return res
 
     def search_rec_name(self, name, clause):
-        ids = self.search([('code',) + clause[1:]], limit=1, order=[])
+        ids = self.search([('code',) + tuple(clause[1:])], limit=1, order=[])
         if ids:
-            return [('code',) + clause[1:]]
-        return [('name',) + clause[1:]]
+            return [('code',) + tuple(clause[1:])]
+        return [('name',) + tuple(clause[1:])]
 
     def delete(self, ids):
         if isinstance(ids, (int, long)):