diff --git a/src/main/java/com/umc/naoman/global/security/util/CookieUtils.java b/src/main/java/com/umc/naoman/global/security/util/CookieUtils.java
index 6ebd156..3706657 100644
--- a/src/main/java/com/umc/naoman/global/security/util/CookieUtils.java
+++ b/src/main/java/com/umc/naoman/global/security/util/CookieUtils.java
@@ -12,16 +12,15 @@
 import java.util.Base64;
 
 public class CookieUtils {
-//    private static final String COOKIE_DOMAIN = ".naoman.site";
-    private static final String COOKIE_DOMAIN = "localhost";
+    private static final String COOKIE_DOMAIN = ".naoman.site";
     public static void addCookie(HttpServletResponse response, String name, String value, int maxAge) {
         ResponseCookie cookie = ResponseCookie.from(name, value)
                 .path("/")
                 .domain(COOKIE_DOMAIN)
                 .maxAge(maxAge)
                 .httpOnly(false)
-//                .secure(true)
-//                .sameSite("None")
+                .secure(true)
+                .sameSite("None")
                 .build();
 
         response.addHeader(HttpHeaders.SET_COOKIE, cookie.toString());