diff --git a/open-isle-cli/src/views/SignupReasonPageView.vue b/open-isle-cli/src/views/SignupReasonPageView.vue
index 18e7a91e0..bde7e4db4 100644
--- a/open-isle-cli/src/views/SignupReasonPageView.vue
+++ b/open-isle-cli/src/views/SignupReasonPageView.vue
@@ -50,9 +50,9 @@ export default {
           method: 'POST',
           headers: { 
             'Content-Type': 'application/json',
-            'Authorization': `Bearer ${this.token}`
           },
           body: JSON.stringify({
+            token: this.token,
             reason: this.reason
           })
         })
diff --git a/src/main/java/com/openisle/config/SecurityConfig.java b/src/main/java/com/openisle/config/SecurityConfig.java
index 45616f3f1..00771b39c 100644
--- a/src/main/java/com/openisle/config/SecurityConfig.java
+++ b/src/main/java/com/openisle/config/SecurityConfig.java
@@ -102,6 +102,7 @@ public class SecurityConfig {
                     .requestMatchers(HttpMethod.GET, "/api/tags/**").permitAll()
                     .requestMatchers(HttpMethod.GET, "/api/config/**").permitAll()
                     .requestMatchers(HttpMethod.POST,"/api/auth/google").permitAll()
+                    .requestMatchers(HttpMethod.POST,"/api/auth/reason").permitAll()
                     .requestMatchers(HttpMethod.GET, "/api/search/**").permitAll()
                     .requestMatchers(HttpMethod.GET, "/api/users/**").permitAll()
                     .requestMatchers(HttpMethod.GET, "/api/reaction-types").permitAll()
diff --git a/src/main/java/com/openisle/controller/AuthController.java b/src/main/java/com/openisle/controller/AuthController.java
index ea04a58af..fdc97936d 100644
--- a/src/main/java/com/openisle/controller/AuthController.java
+++ b/src/main/java/com/openisle/controller/AuthController.java
@@ -153,7 +153,7 @@ public class AuthController {
             return ResponseEntity.ok().body(Map.of("valid", true));
         }
 
-        userService.register(user.getUsername(), user.getEmail(), user.getPassword(), req.getReason(), registerModeService.getRegisterMode());
+        user = userService.updateReason(user.getUsername(), req.getReason());
         notificationService.createRegisterRequestNotifications(user, req.getReason());
         return ResponseEntity.ok().body(Map.of("valid", true));
     }
diff --git a/src/main/java/com/openisle/service/UserService.java b/src/main/java/com/openisle/service/UserService.java
index 35edf1bf4..4549a0cfe 100644
--- a/src/main/java/com/openisle/service/UserService.java
+++ b/src/main/java/com/openisle/service/UserService.java
@@ -124,6 +124,13 @@ public class UserService {
         return userRepository.save(user);
     }
 
+    public User updateReason(String username, String reason) {
+        User user = userRepository.findByUsername(username)
+                .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));
+        user.setRegisterReason(reason);
+        return userRepository.save(user);
+    }
+
     public User updateProfile(String currentUsername, String newUsername, String introduction) {
         User user = userRepository.findByUsername(currentUsername)
                 .orElseThrow(() -> new com.openisle.exception.NotFoundException("User not found"));