diff --git a/tele_reader.py b/tele_reader.py
index de6057b..beac41f 100644
--- a/tele_reader.py
+++ b/tele_reader.py
@@ -95,7 +95,7 @@ async def dump_all_messages(channel):
 		if total_count_limit != 0 and total_messages >= total_count_limit:
 			break
 
-	with open('channel_messages.json', 'w', encoding='utf8') as outfile:
+	with open(f'{channel.id}_messages.json', 'w', encoding='utf8') as outfile:
 		 json.dump(all_messages, outfile, ensure_ascii=False, cls=DateTimeEncoder)