diff --git a/app/models/department.rb b/app/models/department.rb
index bf5c3a90e..c019862db 100644
--- a/app/models/department.rb
+++ b/app/models/department.rb
@@ -3,8 +3,7 @@ class Department < ApplicationRecord
 
   has_many :department_members, dependent: :destroy
 
-  after_create_commit :reset_data_cache
-  after_update_commit :reset_data_cache
+  after_commit :reset_data_cache
 
   def self.cached_names_data(school)
     Rails.cache.fetch(names_data_cache_key(school.id), expires_in: 7.days) do
@@ -16,9 +15,7 @@ class Department < ApplicationRecord
 
   def reset_data_cache
     # 清除部门名称缓存
-    if new_record? || name_previously_changed?
-      Rails.cache.delete(self.class.names_data_cache_key(school_id))
-    end
+    Rails.cache.delete(self.class.names_data_cache_key(school_id))
   end
 
   def self.names_data_cache_key(school_id)