diff --git a/services/python/payment-gateway-service/requirements.txt b/services/python/payment-gateway-service/requirements.txt
index 9950d6e2..be44e518 100644
--- a/services/python/payment-gateway-service/requirements.txt
+++ b/services/python/payment-gateway-service/requirements.txt
@@ -18,7 +18,7 @@ aiohttp==3.9.1
 python-jose[cryptography]==3.3.0
 passlib[bcrypt]==1.7.4
 python-dotenv==1.0.0
-cryptography==41.0.7
+cryptography==48.0.0
 
 # Payment gateway SDKs
 stripe==7.4.0