diff --git a/genai/api/npc_chat_api/src/requirements.txt b/genai/api/npc_chat_api/src/requirements.txt
index ed88551..5aad006 100644
--- a/genai/api/npc_chat_api/src/requirements.txt
+++ b/genai/api/npc_chat_api/src/requirements.txt
@@ -15,7 +15,7 @@
 uvicorn==0.23.2
 fastapi==0.109.1
 pydantic==2.6.4
-google-cloud-aiplatform==1.40.0
+google-cloud-aiplatform==1.133.0
 google-cloud-spanner==3.42.0
 requests==2.31.0
 openai==1.12.0