diff --git a/pus_tm/tm_tcp_server.py b/pus_tm/tm_tcp_server.py
index acd5d9f..bc4dfd5 100644
--- a/pus_tm/tm_tcp_server.py
+++ b/pus_tm/tm_tcp_server.py
@@ -65,6 +65,7 @@ class TmTcpServer:
         # Taking a shortcut as json is inherently
         # not binary (we also encoded it as utf-8), so there
         # can not be any 0x02 or 0x03 be in there
+        # TODO use dle encoder to be format compliant
         data_json_bytes = b'\x02' + data_json_bytes + b'\n' + b'\x03'
 
         try: