diff --git a/run_electrum b/run_electrum
index 70602922c..2f22bdafc 100755
--- a/run_electrum
+++ b/run_electrum
@@ -393,8 +393,6 @@ def main():
         constants.BitcoinSimnet.set_as_network()
     elif config.get('signet'):
         constants.BitcoinSignet.set_as_network()
-    elif config.get('mainnet'):
-        constants.BitcoinMainnet.set_as_network()
     else:
         constants.BitcoinTestnet4.set_as_network()