diff --git a/app/models/spree/order.rb b/app/models/spree/order.rb
index ce992107fb..07cd78dac7 100644
--- a/app/models/spree/order.rb
+++ b/app/models/spree/order.rb
@@ -96,9 +96,6 @@ module Spree
     before_save :update_shipping_fees!, if: :complete?
     before_save :update_payment_fees!, if: :complete?
 
-    class_attribute :update_hooks
-    self.update_hooks = Set.new
-
     # -- Scopes
     scope :managed_by, lambda { |user|
       if user.has_spree_role?('admin')
@@ -157,12 +154,6 @@ module Spree
       where(completed_at: nil)
     end
 
-    # Use this method in other gems that wish to register their own custom logic
-    # that should be called after Order#update
-    def self.register_update_hook(hook)
-      update_hooks.add(hook)
-    end
-
     # For compatiblity with Calculator::PriceSack
     def amount
       line_items.inject(0.0) { |sum, li| sum + li.amount }
@@ -450,7 +441,6 @@ module Spree
       updater.update_shipment_state
       updater.before_save_hook
       save
-      updater.run_hooks
 
       deliver_order_confirmation_email
 
diff --git a/engines/order_management/app/services/order_management/order/updater.rb b/engines/order_management/app/services/order_management/order/updater.rb
index 6ff7ef5ef6..445f8193ec 100644
--- a/engines/order_management/app/services/order_management/order/updater.rb
+++ b/engines/order_management/app/services/order_management/order/updater.rb
@@ -4,7 +4,8 @@ module OrderManagement
   module Order
     class Updater
       attr_reader :order
-      delegate :payments, :line_items, :adjustments, :shipments, :update_hooks, to: :order
+
+      delegate :payments, :line_items, :adjustments, :shipments, to: :order
 
       def initialize(order)
         @order = order
@@ -40,12 +41,6 @@ module OrderManagement
           payment_total: order.payment_total,
           total: order.total
         )
-
-        run_hooks
-      end
-
-      def run_hooks
-        update_hooks.each { |hook| order.__send__(hook) }
       end
 
       # Updates the following Order total values:
diff --git a/spec/models/spree/order/updating_spec.rb b/spec/models/spree/order/updating_spec.rb
deleted file mode 100644
index d31421e53c..0000000000
--- a/spec/models/spree/order/updating_spec.rb
+++ /dev/null
@@ -1,20 +0,0 @@
-# frozen_string_literal: true
-
-require 'spec_helper'
-
-describe Spree::Order do
-  let(:order) { create(:order) }
-
-  context "#update!" do
-    let(:line_items) { [build(:line_item, amount: 5)] }
-
-    context "when there are update hooks" do
-      before { Spree::Order.register_update_hook :foo }
-      after { Spree::Order.update_hooks.clear }
-      it "should call each of the update hooks" do
-        expect(order).to receive :foo
-        order.update!
-      end
-    end
-  end
-end
diff --git a/spec/models/spree/order_spec.rb b/spec/models/spree/order_spec.rb
index 7eb83f60aa..73f2b228e1 100644
--- a/spec/models/spree/order_spec.rb
+++ b/spec/models/spree/order_spec.rb
@@ -436,30 +436,6 @@ describe Spree::Order do
     end
   end
 
-  context "add_update_hook" do
-    before do
-      Spree::Order.class_eval do
-        register_update_hook :add_awesome_sauce
-      end
-    end
-
-    after do
-      Spree::Order.update_hooks = Set.new
-    end
-
-    it "calls hook during update" do
-      order = create(:order)
-      expect(order).to receive(:add_awesome_sauce)
-      order.update!
-    end
-
-    it "calls hook during finalize" do
-      order = create(:order)
-      expect(order).to receive(:add_awesome_sauce)
-      order.finalize!
-    end
-  end
-
   context "ensure shipments will be updated" do
     before { Spree::Shipment.create!(order: order) }