diff --git a/services/python/payment-gateway-service/requirements.txt b/services/python/payment-gateway-service/requirements.txt
index 9950d6e2..b2359523 100644
--- a/services/python/payment-gateway-service/requirements.txt
+++ b/services/python/payment-gateway-service/requirements.txt
@@ -2,7 +2,7 @@
 fastapi==0.104.1
 uvicorn[standard]==0.24.0
 python-multipart==0.0.6
-pydantic==2.5.0
+pydantic==2.13.4
 pydantic-settings==2.1.0
 
 # Database