diff --git a/electrum/submarine_swaps.py b/electrum/submarine_swaps.py
index a37d890ad..fb38d3057 100644
--- a/electrum/submarine_swaps.py
+++ b/electrum/submarine_swaps.py
@@ -15,7 +15,7 @@ if TYPE_CHECKING:
     from .network import Network
     from .wallet import Abstract_Wallet
 
-API_URL = 'http://ecdsa.org:9001'
+API_URL = 'https://lightning.electrum.org/api'
 
 
 WITNESS_TEMPLATE_SWAP = [