diff --git a/backend/live-bridge/requirements.txt b/backend/live-bridge/requirements.txt
index 3d9cdd3..e2f1054 100644
--- a/backend/live-bridge/requirements.txt
+++ b/backend/live-bridge/requirements.txt
@@ -1,6 +1,6 @@
 fastapi==0.116.1
 uvicorn[standard]==0.35.0
-pydantic==2.11.7
+pydantic==2.13.4
 google-adk
 google-cloud-firestore==2.21.0
 firebase-admin==6.5.0