diff --git a/lib/interface.py b/lib/interface.py
index ddb6a0c3..655f2ca2 100644
--- a/lib/interface.py
+++ b/lib/interface.py
@@ -285,8 +285,12 @@ class TcpStratumInterface(InterfaceAncestor):
 
 class Interface(TcpStratumInterface, HttpStratumInterface):
     
-    def __init__(self, config):
+    def __init__(self, config = None):
 
+        if config is None:
+            from simple_config import SimpleConfig
+            config = SimpleConfig()
+            
         try:
             s = config.get('server')
             host, port, protocol = s.split(':')
diff --git a/scripts/blocks b/scripts/blocks
index 8f7500d5..67db84a1 100755
--- a/scripts/blocks
+++ b/scripts/blocks
@@ -2,8 +2,7 @@
 
 import electrum
 
-i = electrum.Interface({'server':'electrum.novit.ro:50001:t'})
-
+i = electrum.Interface()
 i.start()
 i.send([('blockchain.numblocks.subscribe',[])])