diff --git a/rag/llm/chat_model.py b/rag/llm/chat_model.py
index 114d7a0fe..e4cf3a6ad 100644
--- a/rag/llm/chat_model.py
+++ b/rag/llm/chat_model.py
@@ -1375,7 +1375,7 @@ class GoogleChat(Base):
         from google.oauth2 import service_account
         import base64
 
-        key = json.load(key)
+        key = json.loads(key)
         access_token = json.loads(
             base64.b64decode(key.get("google_service_account_key", ""))
         )