diff --git a/params.py b/params.py
index f523287..71bb0ea 100644
--- a/params.py
+++ b/params.py
@@ -6,6 +6,6 @@
 
 channel_id = INITIAL_CHANNEL
 notitext = INITIAL_TEXT
-changeflag = INITIAL_FLAG
+is_call_end_notification_enabled = INITIAL_FLAG
 e_time = {}
 channelonoff = {}