diff --git a/addons/account/models/account_move.py b/addons/account/models/account_move.py
index 5a135044abe..edee204410e 100644
--- a/addons/account/models/account_move.py
+++ b/addons/account/models/account_move.py
@@ -174,6 +174,11 @@ class AccountMove(models.Model):
             #check the lock date + check if some entries are reconciled
             move.line_ids._update_check()
             move.line_ids.unlink()
+
+            # remove reference set at statement reconciliation
+            if move.statement_line_id.move_name:
+                move.statement_line_id.move_name = False
+
         return super(AccountMove, self).unlink()
 
     @api.multi