diff --git a/mmcli.py b/mmcli.py
index f873048..ddeb5d7 100755
--- a/mmcli.py
+++ b/mmcli.py
@@ -223,7 +223,7 @@ def cat(mm_api: mattermost.MMApi, cmdline_args):
 						return
 					else:
 						mmws.ws_handler = simple_websocket_callback
-				simple_websocket_callback(mmws, event_data)
+						simple_websocket_callback(mmws, event_data)
 
 		ws_url = http_to_ws(mm_api._url) + "/v4/websocket"
 		mmws = MMws(initial_websocket_callback, mm_api.access_token, ws_url)