diff --git a/projects/ucap-webmessenger-app/src/environments/environment.daesang.prod.ts b/projects/ucap-webmessenger-app/src/environments/environment.daesang.prod.ts
index 50812057..77bc5df9 100644
--- a/projects/ucap-webmessenger-app/src/environments/environment.daesang.prod.ts
+++ b/projects/ucap-webmessenger-app/src/environments/environment.daesang.prod.ts
@@ -113,16 +113,16 @@ export const environment: Environment = {
 
   messageApiModuleConfig: {
     hostConfig: {
-      protocol: 'http',
+      protocol: 'https',
       domain: 'messenger.daesang.com',
-      port: 9098
+      port: 9097
     },
     urls: messageApiUrls
   },
 
   promptApiModuleConfig: {
     hostConfig: {
-      protocol: 'http',
+      protocol: 'https',
       domain: 'messenger.daesang.com',
       port: 9097
     },
@@ -131,7 +131,7 @@ export const environment: Environment = {
 
   piModuleConfig: {
     hostConfig: {
-      protocol: 'http',
+      protocol: 'https',
       domain: 'messenger.daesang.com',
       port: 9097
     },