diff --git a/apps/backend/apps/admin/src/problem/problem.service.ts b/apps/backend/apps/admin/src/problem/problem.service.ts
index ace1169e62..ea880c5d2c 100644
--- a/apps/backend/apps/admin/src/problem/problem.service.ts
+++ b/apps/backend/apps/admin/src/problem/problem.service.ts
@@ -286,9 +286,14 @@ export class ProblemService {
       )
     }
 
+    const baseUrlForImage =
+      this.config.get('APP_ENV') == 'stage'
+        ? 'https://stage.codedang.com/bucket'
+        : this.config.get('STORAGE_BUCKET_ENDPOINT_URL')
+
     return {
       src:
-        this.config.get('STORAGE_BUCKET_ENDPOINT_URL') +
+        baseUrlForImage +
         '/' +
         this.config.get('MEDIA_BUCKET_NAME') +
         '/' +