diff --git a/gui/kivy/main_window.py b/gui/kivy/main_window.py
index 0dccc214b..a608c60f8 100644
--- a/gui/kivy/main_window.py
+++ b/gui/kivy/main_window.py
@@ -684,7 +684,7 @@ class ElectrumWindow(App):
     def broadcast(self, tx):
         if self.network and self.network.is_connected():
             self.show_info(_('Sending'))
-            ok, txid = self.wallet.sendtx(self.tx)
+            ok, txid = self.wallet.sendtx(tx)
             self.show_info(txid)
         else:
             self.show_info(_('Cannot broadcast transaction') + '\n' + _('Not connected'))