diff --git a/neo.conf b/neo.conf
index 736e71ad223d146e8cb7bbbb76a8eae8c01fa517..480b5ba6423831fb7e81eff15a4982e8e9dd7e1b 100644
--- a/neo.conf
+++ b/neo.conf
@@ -12,6 +12,8 @@ name: main
 user: neo
 # The password for the database.
 password: neo
+# The type of connection among nodes
+connector: SocketConnector
 
 # The first master.
 [master1]