diff --git a/app/models/group_manager.rb b/app/models/group_manager.rb
deleted file mode 100644
index b8c94b4f4ff..00000000000
--- a/app/models/group_manager.rb
+++ /dev/null
@@ -1,21 +0,0 @@
-# frozen_string_literal: true
-
-class GroupManager < ActiveRecord::Base
-  belongs_to :group
-  belongs_to :manager, class_name: "User", foreign_key: :user_id
-end
-
-# == Schema Information
-#
-# Table name: group_managers
-#
-#  id         :integer          not null, primary key
-#  group_id   :integer          not null
-#  user_id    :integer          not null
-#  created_at :datetime
-#  updated_at :datetime
-#
-# Indexes
-#
-#  index_group_managers_on_group_id_and_user_id  (group_id,user_id) UNIQUE
-#