diff --git a/electrum/constants.py b/electrum/constants.py
index c2ed22f8..a3899e3c 100644
--- a/electrum/constants.py
+++ b/electrum/constants.py
@@ -102,7 +102,7 @@ class BitcoinSimnet:
     WIF_PREFIX = 0x00
     TESTNET = True
     DEFAULT_PORTS = {}
-    DEFAULT_SERVERS = {}
+    DEFAULT_SERVERS = read_json('servers_regtest.json', {}) # Note: regtest!
     CHECKPOINTS = []
 
     XPRV_HEADERS = {