diff --git a/litellm/proxy/proxy_server.py b/litellm/proxy/proxy_server.py
index a90a987bc..0079e3f9c 100644
--- a/litellm/proxy/proxy_server.py
+++ b/litellm/proxy/proxy_server.py
@@ -410,7 +410,7 @@ def data_generator(response):
     print_verbose("inside generator")
     for chunk in response:
         print_verbose(f"returned chunk: {chunk}")
-        yield f"data: {json.dumps(chunk)}\n\n"
+        yield f"data: {json.dumps(chunk.dict())}\n\n"
 
 
 def litellm_completion(*args, **kwargs):