diff --git a/iso15118/evcc/states/iso15118_20_states.py b/iso15118/evcc/states/iso15118_20_states.py
index 40a41d70..5cf00404 100644
--- a/iso15118/evcc/states/iso15118_20_states.py
+++ b/iso15118/evcc/states/iso15118_20_states.py
@@ -951,6 +951,7 @@ async def process_message(
                     session_stop_req,
                     Timeouts.SESSION_STOP_REQ,
                     Namespace.ISO_V20_COMMON_MSG,
+                    ISOV20PayloadTypes.MAINSTREAM,
                 )
 
             return