diff --git a/app/controllers/api/v1/summons_controller.rb b/app/controllers/api/v1/summons_controller.rb
index 799657d..2f748c1 100644
--- a/app/controllers/api/v1/summons_controller.rb
+++ b/app/controllers/api/v1/summons_controller.rb
@@ -221,7 +221,7 @@ module Api
           :max_level,
           :release_date, :flb_date, :ulb_date, :transcendence_date,
           :wiki_en, :wiki_ja, :gamewith, :kamigame,
-          nicknames_en: [], nicknames_jp: []
+          nicknames_en: [], nicknames_jp: [], promotions: []
         )
       end
     end
diff --git a/app/controllers/api/v1/weapons_controller.rb b/app/controllers/api/v1/weapons_controller.rb
index 20fb2aa..cda58f0 100644
--- a/app/controllers/api/v1/weapons_controller.rb
+++ b/app/controllers/api/v1/weapons_controller.rb
@@ -222,7 +222,7 @@ module Api
           :release_date, :flb_date, :ulb_date, :transcendence_date,
           :wiki_en, :wiki_ja, :gamewith, :kamigame,
           :recruits,
-          nicknames_en: [], nicknames_jp: []
+          nicknames_en: [], nicknames_jp: [], promotions: []
         )
       end
     end