diff --git a/app/forms/users/apply_authentication_form.rb b/app/forms/users/apply_authentication_form.rb
index 39a9a9e9d..a9cb60eec 100644
--- a/app/forms/users/apply_authentication_form.rb
+++ b/app/forms/users/apply_authentication_form.rb
@@ -5,7 +5,7 @@ class Users::ApplyAuthenticationForm
 
   validates :name, presence: true
   validate :validate_ID_number
-  validates :validate_attachment_ids
+  validate :validate_attachment_ids
 
 
   def validate_ID_number
diff --git a/app/forms/users/apply_professional_auth_form.rb b/app/forms/users/apply_professional_auth_form.rb
index 1481b12cf..40caf1c0e 100644
--- a/app/forms/users/apply_professional_auth_form.rb
+++ b/app/forms/users/apply_professional_auth_form.rb
@@ -7,7 +7,7 @@ class Users::ApplyProfessionalAuthForm
   validates :department_id, numericality: { only_integer: true, greater_than: 0 }, allow_blank: true
   validates :identity, presence: true, inclusion: { in: %w(student teacher professional) }
   validates :extra, presence: true
-  validates :validate_attachment_ids
+  validate :validate_attachment_ids
 
   def validate_attachment_ids
     unless attachment_ids.is_a?(Array) || attachment_ids.length != 1