diff --git a/api/core/file/models.py b/api/core/file/models.py
index 6e0b279ff1..3d6f2301eb 100644
--- a/api/core/file/models.py
+++ b/api/core/file/models.py
@@ -34,7 +34,7 @@ class FileExtraConfig(BaseModel):
 
 
 class File(BaseModel):
-    model_identity: str = FILE_MODEL_IDENTITY
+    dify_model_identity: str = FILE_MODEL_IDENTITY
 
     id: Optional[str] = None  # message file id
     tenant_id: str
diff --git a/api/core/helper/ssrf_proxy.py b/api/core/helper/ssrf_proxy.py
index fd0d4dec6d..6793e41978 100644
--- a/api/core/helper/ssrf_proxy.py
+++ b/api/core/helper/ssrf_proxy.py
@@ -15,8 +15,8 @@ SSRF_DEFAULT_MAX_RETRIES = int(os.getenv("SSRF_DEFAULT_MAX_RETRIES", "3"))
 
 proxy_mounts = (
     {
-        "http://": httpx.HTTPTransport(SSRF_PROXY_HTTP_URL),
-        "https://": httpx.HTTPTransport(SSRF_PROXY_HTTPS_URL),
+        "http://": httpx.HTTPTransport(proxy=SSRF_PROXY_HTTP_URL),
+        "https://": httpx.HTTPTransport(proxy=SSRF_PROXY_HTTPS_URL),
     }
     if SSRF_PROXY_HTTP_URL and SSRF_PROXY_HTTPS_URL
     else None