diff --git a/electrum/gui/qt/send_tab.py b/electrum/gui/qt/send_tab.py
index e9ee9ef83..dec767003 100644
--- a/electrum/gui/qt/send_tab.py
+++ b/electrum/gui/qt/send_tab.py
@@ -338,7 +338,7 @@ class SendTab(QWidget, MessageBoxMixin, Logger):
                     return
                 coro = sm.request_swap_for_amount(transport, swap_dummy_output.value)
                 try:
-                    swap, invoice = self.window.run_coroutine_dialog(coro, _('Requesting swap invoice...'))
+                    swap, swap_invoice = self.window.run_coroutine_dialog(coro, _('Requesting swap invoice...'))
                 except SwapServerError as e:
                     self.show_error(str(e))
                     return
@@ -346,7 +346,7 @@ class SendTab(QWidget, MessageBoxMixin, Logger):
                     return
                 tx.replace_output_address(DummyAddress.SWAP, swap.lockup_address)
                 assert tx.get_dummy_output(DummyAddress.SWAP) is None
-                tx.swap_invoice = invoice
+                tx.swap_invoice = swap_invoice
                 tx.swap_payment_hash = swap.payment_hash
 
         if is_preview:
diff --git a/electrum/submarine_swaps.py b/electrum/submarine_swaps.py
index 7d47a4b5a..4ac1cb959 100644
--- a/electrum/submarine_swaps.py
+++ b/electrum/submarine_swaps.py
@@ -842,7 +842,7 @@ class SwapManager(Logger):
         if lightning_amount_sat is None:
             raise SwapServerError(_("Swap amount outside of providers limits") + ":\n"
                                   + _("min") + f": {self.get_min_amount()}\n"
-                                  + _("max") + f": {self.get_max_amount()}")
+                                  + _("max") + f": {self.get_provider_max_reverse_amount()}")
         swap, invoice = await self.request_normal_swap(
             transport,
             lightning_amount_sat=lightning_amount_sat,