diff --git a/app/models/controller.rb b/app/models/controller.rb
index 654345f..3d0f332 100644
--- a/app/models/controller.rb
+++ b/app/models/controller.rb
@@ -1,2 +1,3 @@
 class Controller < ApplicationRecord
+  has_many :schedules
 end
diff --git a/app/models/schedule.rb b/app/models/schedule.rb
index 0322bdf..1c1d7fd 100644
--- a/app/models/schedule.rb
+++ b/app/models/schedule.rb
@@ -1,4 +1,6 @@
 class Schedule < ApplicationRecord
+  belongs_to :controller
+
   validates :hour, presence: { message: "시간을 입력하세요" }
   validates :minute, presence: { message: "분을 입력하세요" }
   validates :temperature,