diff --git a/modules/ocr_client.py b/modules/ocr_client.py
index 03a5d81..3ad7537 100644
--- a/modules/ocr_client.py
+++ b/modules/ocr_client.py
@@ -5,6 +5,7 @@ import mimetypes
 from pathlib import Path
 from typing import Dict, List
 
+import httpx
 from openai import OpenAI
 
 from config import OCR_API_BASE_URL, OCR_API_KEY, OCR_MODEL_ID, OCR_MAX_TOKENS
@@ -23,9 +24,12 @@ class OCRClient:
         if not base_url.endswith("/v1"):
             base_url = f"{base_url}/v1"
 
+        # httpx 0.28 起不再支持 proxies 参数，显式传入 http_client 以避免默认封装报错
+        self.http_client = httpx.Client()
         self.client = OpenAI(
             api_key=OCR_API_KEY,
             base_url=base_url,
+            http_client=self.http_client,
         )
         self.model = OCR_MODEL_ID or "deepseek-ai/DeepSeek-OCR"
         self.max_tokens = OCR_MAX_TOKENS or 4096
diff --git a/sub_agent/modules/ocr_client.py b/sub_agent/modules/ocr_client.py
index 957e5b4..9abe2c7 100644
--- a/sub_agent/modules/ocr_client.py
+++ b/sub_agent/modules/ocr_client.py
@@ -5,6 +5,7 @@ import mimetypes
 from pathlib import Path
 from typing import Dict, List
 
+import httpx
 from openai import OpenAI
 
 from config import OCR_API_BASE_URL, OCR_API_KEY, OCR_MODEL_ID, OCR_MAX_TOKENS
@@ -22,9 +23,11 @@ class OCRClient:
         if not base_url.endswith("/v1"):
             base_url = f"{base_url}/v1"
 
+        self.http_client = httpx.Client()
         self.client = OpenAI(
             api_key=OCR_API_KEY,
             base_url=base_url,
+            http_client=self.http_client,
         )
         self.model = OCR_MODEL_ID or "deepseek-ai/DeepSeek-OCR"
         self.max_tokens = OCR_MAX_TOKENS or 4096