diff --git a/python/sglang/srt/openai_api/adapter.py b/python/sglang/srt/openai_api/adapter.py
index 4e5193dc1..58b0d5fd9 100644
--- a/python/sglang/srt/openai_api/adapter.py
+++ b/python/sglang/srt/openai_api/adapter.py
@@ -1191,6 +1191,7 @@ def v1_chat_generate_request(
         modalities=modalities_list,
         lora_path=lora_paths,
         bootstrap_host=all_requests[0].bootstrap_host,
+        bootstrap_port=all_requests[0].bootstrap_port,
         bootstrap_room=all_requests[0].bootstrap_room,
     )
 
diff --git a/python/sglang/srt/openai_api/protocol.py b/python/sglang/srt/openai_api/protocol.py
index 890f10d1f..9075a1a69 100644
--- a/python/sglang/srt/openai_api/protocol.py
+++ b/python/sglang/srt/openai_api/protocol.py
@@ -365,6 +365,7 @@ class ChatCompletionRequest(BaseModel):
 
     # For PD disaggregation
     bootstrap_host: Optional[str] = None
+    bootstrap_port: Optional[int] = None
     bootstrap_room: Optional[int] = None