diff --git a/extension_service/requirements.txt b/extension_service/requirements.txt
index a72e3983..7a452160 100644
--- a/extension_service/requirements.txt
+++ b/extension_service/requirements.txt
@@ -3,5 +3,5 @@ fastapi==0.104.1
 google-cloud-aiplatform==1.36.3
 langchain==0.0.335
 pgvector==0.2.3
-pydantic==2.2.0
+pydantic==2.5.1
 uvicorn[standard]==0.23.2