diff --git a/addons/account/models/account_bank_statement.py b/addons/account/models/account_bank_statement.py
index 367fbc13800..562102cf869 100644
--- a/addons/account/models/account_bank_statement.py
+++ b/addons/account/models/account_bank_statement.py
@@ -421,20 +421,28 @@ class AccountBankStatementLine(models.Model):
     def button_cancel_reconciliation(self):
         moves_to_unbind = self.env['account.move']
         moves_to_cancel = self.env['account.move']
+        payment_to_unreconcile = self.env['account.payment']
         for st_line in self:
             moves_to_unbind |= st_line.journal_entry_ids
             for move in st_line.journal_entry_ids:
                 if any(line.payment_id for line in move.line_ids):
+                    for line in move.line_ids:
+                        payment_to_unreconcile |= line.payment_id
                     continue
                 moves_to_cancel |= st_line.journal_entry_ids
         if moves_to_unbind:
             moves_to_unbind.write({'statement_line_id': False})
+            moves_to_unbind.line_ids.filtered(lambda x:x.statement_id == st_line.statement_id).write({'statement_id': False})
+
         if moves_to_cancel:
             for move in moves_to_cancel:
                 move.line_ids.remove_move_reconcile()
             moves_to_cancel.button_cancel()
             moves_to_cancel.unlink()
 
+        if payment_to_unreconcile:
+            payment_to_unreconcile.write({'state': 'posted'})
+
     ####################################################
     # Reconciliation interface methods
     ####################################################