diff --git a/service/src/main/resources/application.yaml b/service/src/main/resources/application.yaml
index 46a9706c..da3c5256 100644
--- a/service/src/main/resources/application.yaml
+++ b/service/src/main/resources/application.yaml
@@ -21,7 +21,7 @@ management:
       show-details: always
 
 payment:
-  api-base-url: https://api.tosspayments.com
+  api-base-url: ${PAYMENT_SERVER_ENDPOINT:/https://api.tosspayments.com}
 
 springdoc:
   swagger-ui: