diff --git a/docker/nginx/conf.d/default.conf b/docker/nginx/conf.d/default.conf
index 73a52ec2..3cb2e307 100644
--- a/docker/nginx/conf.d/default.conf
+++ b/docker/nginx/conf.d/default.conf
@@ -18,7 +18,7 @@ real_ip_header CF-Connecting-IP;
 
 server {
     listen 80;
-    server_name api.techfork.shop techfork.shop;
+    server_name api.techfork.site;
 
     client_max_body_size 10M;
 
@@ -46,7 +46,7 @@ server {
 
 server {
     listen 80;
-    server_name dev.techfork.shop;
+    server_name dev.techfork.site;
 
     client_max_body_size 10M;
 
diff --git a/src/main/java/com/techfork/global/security/config/SecurityConfig.java b/src/main/java/com/techfork/global/security/config/SecurityConfig.java
index 03621c0a..2221ece8 100644
--- a/src/main/java/com/techfork/global/security/config/SecurityConfig.java
+++ b/src/main/java/com/techfork/global/security/config/SecurityConfig.java
@@ -82,10 +82,7 @@ public CorsConfigurationSource corsConfigurationSource() {
         configuration.setAllowedOrigins(List.of(
                 "http://localhost:5173",
                 "https://localhost",
-                "https://techfork-fe.vercel.app",
-                "https://techfork.shop",
-                "https://api.techfork.shop",
-                "https://dev.techfork.shop",
+                "https://techfork.site",
                 "https://appleid.apple.com"  // Apple Sign In form_post
         ));
         configuration.setAllowedMethods(List.of("GET", "POST", "PUT", "DELETE", "PATCH", "OPTIONS"));