diff --git a/scripts/data/nginx/backend.conf b/scripts/data/nginx/backend.conf
index 16b2a1d..761b065 100644
--- a/scripts/data/nginx/backend.conf
+++ b/scripts/data/nginx/backend.conf
@@ -1,6 +1,6 @@
 server {
   listen       80;
-  server_name  shoutlink.me;
+  server_name  api.shoutlink.me;
 
   location / {
         return 301 https://$server_name$request_uri;
@@ -13,14 +13,14 @@ server {
 
 server {
   listen 443 ssl;
-  server_name shoutlink.me;
+  server_name api.shoutlink.me;
 
   location / {
       proxy_pass http://backend;
   }
 
-  ssl_certificate /etc/letsencrypt/live/shoutlink.me/fullchain.pem;
-  ssl_certificate_key /etc/letsencrypt/live/shoutlink.me/privkey.pem;
+  ssl_certificate /etc/letsencrypt/live/shoutlink.me-0001/fullchain.pem;
+  ssl_certificate_key /etc/letsencrypt/live/shoutlink.me-0001/privkey.pem;
   ssl_prefer_server_ciphers on;
 }
 
diff --git a/src/main/java/com/seong/shoutlink/global/config/WebConfig.java b/src/main/java/com/seong/shoutlink/global/config/WebConfig.java
index ddae833..493ecd7 100644
--- a/src/main/java/com/seong/shoutlink/global/config/WebConfig.java
+++ b/src/main/java/com/seong/shoutlink/global/config/WebConfig.java
@@ -22,7 +22,7 @@ public class WebConfig implements WebMvcConfigurer {
     @Override
     public void addInterceptors(InterceptorRegistry registry) {
         registry.addInterceptor(
-            new JwtAuthenticationInterceptor(jwtAuthenticationProvider, authenticationContext))
+                new JwtAuthenticationInterceptor(jwtAuthenticationProvider, authenticationContext))
             .order(1)
             .addPathPatterns("/api/**");
     }
@@ -35,7 +35,11 @@ public void addArgumentResolvers(List<HandlerMethodArgumentResolver> resolvers)
     @Override
     public void addCorsMappings(CorsRegistry registry) {
         registry.addMapping("/api/**")
-            .allowedOrigins("http://localhost:3000", "https://shoutlink.me")
+            .allowedOrigins(
+                "http://localhost:3000",
+                "https://shoutlink.me",
+                "https://www.shoutlink.me",
+                "https://shout-link-front.vercel.app")
             .allowedMethods("GET", "POST", "PATCH", "DELETE", "OPTIONS")
             .allowCredentials(true);
     }