diff --git a/app/controllers/catalog_controller.rb b/app/controllers/catalog_controller.rb
index 20b434caa..7b5f8273f 100644
--- a/app/controllers/catalog_controller.rb
+++ b/app/controllers/catalog_controller.rb
@@ -6,7 +6,6 @@ class CatalogController < ApplicationController
   include Blacklight::Marc::Catalog
   include BlacklightRangeLimit::ControllerOverride
   include Orangelight::Catalog
-  include Orangelight::Stackmap
   include Orangelight::ExcessivePaging
   include BlacklightHelper
 
diff --git a/app/controllers/concerns/orangelight/stackmap.rb b/app/controllers/concerns/orangelight/stackmap.rb
deleted file mode 100644
index 4ea38e7ef..000000000
--- a/app/controllers/concerns/orangelight/stackmap.rb
+++ /dev/null
@@ -1,17 +0,0 @@
-# frozen_string_literal: true
-
-module Orangelight
-  module Stackmap
-    extend ActiveSupport::Concern
-
-    def stackmap
-      @document = search_service_compatibility_wrapper.fetch params[:id]
-      stackmap_service = ::StackmapService::Url.new(document: @document,
-                                                    loc: params[:loc], cn: params[:cn])
-      @url = stackmap_service.url
-      @call_number = stackmap_service.preferred_callno
-      @location_label = stackmap_service.location_label
-      render layout: false if request.xhr?
-    end
-  end
-end
diff --git a/spec/controllers/orangelight/stackmap_spec.rb b/spec/controllers/orangelight/stackmap_spec.rb
deleted file mode 100644
index 8dd486ab3..000000000
--- a/spec/controllers/orangelight/stackmap_spec.rb
+++ /dev/null
@@ -1,19 +0,0 @@
-# frozen_string_literal: true
-
-require 'rails_helper'
-
-RSpec.describe CatalogController do
-  describe 'stackmap action' do
-    before { stub_holding_locations }
-    it 'assigns the expected instance variables with provided call number' do
-      get :stackmap, params: { id: 9_992_220_243_506_421, loc: 'firestone$stacks', cn: 'Call number' }
-      expect(assigns(:location_label)).to eq('Stacks')
-      expect(assigns(:call_number)).to eq('Call number')
-    end
-
-    it 'assigns the first document call number when cn param not provided' do
-      get :stackmap, params: { id: 9_992_220_243_506_421, loc: 'firestone$stacks' }
-      expect(assigns(:call_number)).to eq('PS3566.I428 A6 2015')
-    end
-  end
-end