diff --git a/app/models/check.rb b/app/models/check.rb
index 9368a0d..fa4c2aa 100644
--- a/app/models/check.rb
+++ b/app/models/check.rb
@@ -30,7 +30,7 @@ class Check < ApplicationRecord
   ERROR_DELAY_DAYS = 3
 
   belongs_to :user
-  has_many :logs, class_name: "CheckLog"
+  has_many :logs, class_name: "CheckLog", dependent: :destroy
   has_many :notifications, validate: true, dependent: :destroy
   accepts_nested_attributes_for :notifications,
     allow_destroy: true,