diff --git a/src/main/java/com/backend/config/SecurityConfig.java b/src/main/java/com/backend/config/SecurityConfig.java
index 6e9720a..34452df 100644
--- a/src/main/java/com/backend/config/SecurityConfig.java
+++ b/src/main/java/com/backend/config/SecurityConfig.java
@@ -85,7 +85,7 @@ public JwtAuthenticationFilter jwtAuthenticationFilter() {
     @Override
     public void addCorsMappings(CorsRegistry registry) {
         registry.addMapping("/**")
-                .allowedOrigins("http://localhost:3000", "https://jedero.site", "https://api.jedero.site")
+                .allowedOrigins("*")
                 .allowedMethods("*")
                 .allowedHeaders("*")
                 .exposedHeaders("*")
diff --git a/src/main/java/com/backend/domain/auth/dto/request/JoinRequestDto.java b/src/main/java/com/backend/domain/auth/dto/request/JoinRequestDto.java
index aefbcd5..98865c6 100644
--- a/src/main/java/com/backend/domain/auth/dto/request/JoinRequestDto.java
+++ b/src/main/java/com/backend/domain/auth/dto/request/JoinRequestDto.java
@@ -7,7 +7,7 @@
 import org.springframework.security.crypto.password.PasswordEncoder;
 
 public record JoinRequestDto(@NotBlank String password, @NotBlank String email, @NotBlank String type,
-                             @NotBlank String typeName, @NotBlank String proofImageUrl, @NotBlank Long univId) {
+                             @NotBlank String typeName, @NotBlank String proofImageUrl, Long univId) {
     public User toEntity(PasswordEncoder passwordEncoder, University university) {
         return User.builder()
                 .email(email)
diff --git a/src/main/java/com/backend/jwt/filter/JwtAuthenticationFilter.java b/src/main/java/com/backend/jwt/filter/JwtAuthenticationFilter.java
index 3c1d26c..59eec49 100644
--- a/src/main/java/com/backend/jwt/filter/JwtAuthenticationFilter.java
+++ b/src/main/java/com/backend/jwt/filter/JwtAuthenticationFilter.java
@@ -51,7 +51,7 @@ protected void doFilterInternal(HttpServletRequest request, HttpServletResponse
             }
 
         }
-        response.setHeader("Access-Control-Allow-Origin", "https://jedero.site");
+        //response.setHeader("Access-Control-Allow-Origin", "https://jedero.site");
         filterChain.doFilter(request, response);
     }
 }
\ No newline at end of file