diff --git a/app/models/antenna.rb b/app/models/antenna.rb
index 51a71cb763..38bf04b7b4 100644
--- a/app/models/antenna.rb
+++ b/app/models/antenna.rb
@@ -220,7 +220,7 @@ class Antenna < ApplicationRecord
   private
 
   def validate_limit
-    errors.add(:base, I18n.t('scheduled_statuses.over_total_limit', limit: LIMIT)) if account.antennas.count >= LIMIT
+    errors.add(:base, I18n.t('antennas.errors.over_limit', limit: LIMIT)) if account.antennas.count >= LIMIT
   end
 
   def validate_stl_limit
@@ -228,6 +228,6 @@ class Antenna < ApplicationRecord
 
     stls = account.antennas.where(stl: true).where.not(id: id)
 
-    errors.add(:base, I18n.t('scheduled_statuses.over_total_limit', limit: LIMIT)) if list_id.zero? ? stls.any? { |tl| tl.list_id.zero? } : stls.any? { |tl| tl.list_id != 0 }
+    errors.add(:base, I18n.t('antennas.errors.over_stl_limit', limit: 1)) if list_id.zero? ? stls.any? { |tl| tl.list_id.zero? } : stls.any? { |tl| tl.list_id != 0 }
   end
 end
diff --git a/app/views/antennas/edit.html.haml b/app/views/antennas/edit.html.haml
index 7452df8e40..ba3e4f368d 100644
--- a/app/views/antennas/edit.html.haml
+++ b/app/views/antennas/edit.html.haml
@@ -2,6 +2,7 @@
   = t('antennas.edit.title')
 
 = simple_form_for @antenna, url: antenna_path(@antenna), method: :put do |f|
+  = render 'shared/error_messages', object: @antenna
   = render 'antenna_fields', f: f, lists: @lists
 
   .actions
diff --git a/app/views/antennas/new.html.haml b/app/views/antennas/new.html.haml
index c53c7bc002..9ff46b253c 100644
--- a/app/views/antennas/new.html.haml
+++ b/app/views/antennas/new.html.haml
@@ -2,6 +2,7 @@
   = t('antennas.new.title')
 
 = simple_form_for @antenna, url: antennas_path do |f|
+  = render 'shared/error_messages', object: @antenna
   = render 'antenna_fields', f: f, lists: @lists
 
   .actions
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 53184b39f2..e20c5c3582 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -1032,6 +1032,8 @@ en:
       empty_contexts: No contexts! You must set any context filters
       invalid_context: None or invalid context supplied
       invalid_list_owner: This list is not yours
+      over_limit: You have exceeded the limit of %{limit} antennas
+      over_stl_limit: You have exceeded the limit of %{limit} stl antennas
       remove_list_with_antenna: Cannot remove list because this list is related to antenna.
     index:
       contexts: Antennas in %{contexts}
diff --git a/config/locales/ja.yml b/config/locales/ja.yml
index 3cbd274eb3..cb2c23881e 100644
--- a/config/locales/ja.yml
+++ b/config/locales/ja.yml
@@ -999,6 +999,8 @@ ja:
     errors:
       empty_contexts: 絞り込み条件が1つも指定されていないため無効です（除外条件はカウントされません）
       invalid_list_owner: これはあなたのリストではありません
+      over_limit: 所持できるアンテナ数 %{limit}を超えています
+      over_stl_limit: 所持できるSTLモード付きアンテナ数 (ホーム/リストそれぞれにつき%{limit}) を超えています
       remove_list_with_antenna: アンテナが関連付けられているリストは削除できません
     edit:
       accounts_hint: ローカルアカウントの場合は「@info」、リモートアカウントの場合は「@info@example.com」の形式で指定します。サーバーが認識していないアカウントは保存時に自動的に削除されます。