diff --git a/koboldcpp.py b/koboldcpp.py
index 35cc3ad7f..fbb0f3bce 100644
--- a/koboldcpp.py
+++ b/koboldcpp.py
@@ -744,6 +744,9 @@ class ServerRequestHandler(http.server.SimpleHTTPRequestHandler):
                         genparams["images"] = images_added
                     if len(genparams.get('stop_sequence', []))==0: #only set stop seq if it wont overwrite existing
                         genparams["stop_sequence"] = [user_message_start.strip(),assistant_message_start.strip()]
+                    else:
+                        genparams["stop_sequence"].append(user_message_start.strip())
+                        genparams["stop_sequence"].append(assistant_message_start.strip())
                     genparams["trim_stop"] = True
 
             elif api_format==5: