diff --git a/addons/stock/views/stock_move_line_views.xml b/addons/stock/views/stock_move_line_views.xml
index f8793760889..43a983c8a88 100644
--- a/addons/stock/views/stock_move_line_views.xml
+++ b/addons/stock/views/stock_move_line_views.xml
@@ -61,7 +61,7 @@
                 <field name="location_id" groups="stock.group_stock_multi_locations"/>
                 <field name="location_dest_id" groups="stock.group_stock_multi_locations"/>
                 <separator/>
-                <filter string="To Do" name="todo" domain="[('state','not in ',['done', 'draft'])]"/>
+                <filter string="To Do" name="todo" domain="[('state','not in', ['done', 'draft'])]"/>
                 <filter string="Done" name="done" domain="[('state','=','done')]"/>
                 <separator/>
                 <filter string="Receptions" name="incoming" domain="[('picking_id.picking_type_id.code','=','incoming')]"/>