diff --git a/config/locales/errors.en.yml b/config/locales/errors.en.yml
index 339bcec5..6624e7e7 100644
--- a/config/locales/errors.en.yml
+++ b/config/locales/errors.en.yml
@@ -34,4 +34,4 @@ en:
 
     record_not_found: "Record not found"
 
-    login_required: "You need to be logged in to perform this action"
+    not_authorized: "You need to be logged in to perform this action"
diff --git a/lib/errors.rb b/lib/errors.rb
index 1a887285..a1b1cdba 100644
--- a/lib/errors.rb
+++ b/lib/errors.rb
@@ -44,6 +44,12 @@ module Errors
     end
   end
 
+  class NotAuthorized < Base
+    def status
+      401
+    end
+  end
+
   class UserNotFound < NotFound
   end
 
@@ -51,9 +57,6 @@ module Errors
   class Blocked < Forbidden
   end
 
-  class LoginRequired < Forbidden
-  end
-
   class OtherBlockedSelf < Blocked
   end
 
diff --git a/lib/use_case/question/create.rb b/lib/use_case/question/create.rb
index 00545a98..4cf426ee 100644
--- a/lib/use_case/question/create.rb
+++ b/lib/use_case/question/create.rb
@@ -61,7 +61,7 @@ module UseCase
       end
 
       def check_user
-        raise Errors::LoginRequired if target_user.privacy_require_user && !source_user_id
+        raise Errors::NotAuthorized if target_user.privacy_require_user && !source_user_id
       end
 
       def increment_asked_count
diff --git a/spec/lib/use_case/question/create_spec.rb b/spec/lib/use_case/question/create_spec.rb
index f4205b95..23972032 100644
--- a/spec/lib/use_case/question/create_spec.rb
+++ b/spec/lib/use_case/question/create_spec.rb
@@ -44,6 +44,12 @@ describe UseCase::Question::Create do
     end
   end
 
+  shared_examples "not authorized" do
+    it "raises an error" do
+      expect { subject }.to raise_error(Errors::NotAuthorized)
+    end
+  end
+
   shared_examples "validates content" do
     context "content is empty" do
       let(:content) { "" }
@@ -186,7 +192,7 @@ describe UseCase::Question::Create do
           target_user.update!(privacy_require_user: true)
         end
 
-        it_behaves_like "forbidden"
+        it_behaves_like "not authorized"
       end
     end
   end