diff --git a/app/assets/javascripts/discourse/app/index.html b/app/assets/javascripts/discourse/app/index.html
index 2ce49cd5b40..6cb6f952edb 100644
--- a/app/assets/javascripts/discourse/app/index.html
+++ b/app/assets/javascripts/discourse/app/index.html
@@ -22,11 +22,9 @@
     <link integrity="" rel="stylesheet" href="{{rootURL}}assets/discourse.css" />
 
     <script defer src="{{rootURL}}assets/vendor.js"></script>
+    <script defer src="{{rootURL}}assets/discourse.js"></script>
 
-    <discourse-chunked-script entrypoint="discourse">
-      <ember-auto-import-scripts defer entrypoint="app"></ember-auto-import-scripts>
-      <script defer src="{{rootURL}}assets/discourse.js"></script>
-    </discourse-chunked-script>
+    <ember-auto-import-scripts defer entrypoint="app"></ember-auto-import-scripts>
 
     <bootstrap-content key="head"></bootstrap-content>
     {{content-for "head"}}
diff --git a/app/assets/javascripts/discourse/package.json b/app/assets/javascripts/discourse/package.json
index f18a6cd3213..1fb424493ff 100644
--- a/app/assets/javascripts/discourse/package.json
+++ b/app/assets/javascripts/discourse/package.json
@@ -59,6 +59,7 @@
     "discourse-common": "1.0.0",
     "discourse-plugins": "1.0.0",
     "ember-auto-import": "^2.6.3",
+    "ember-auto-import-chunks-json-generator": "^1.1.0",
     "ember-buffered-proxy": "^2.1.1",
     "ember-cached-decorator-polyfill": "^1.0.2",
     "ember-cli": "~5.0.0",
diff --git a/app/assets/javascripts/discourse/tests/index.html b/app/assets/javascripts/discourse/tests/index.html
index 004e7613e16..6ccffa0d23a 100644
--- a/app/assets/javascripts/discourse/tests/index.html
+++ b/app/assets/javascripts/discourse/tests/index.html
@@ -49,17 +49,10 @@
 
     <script src="/testem.js" integrity="" data-embroider-ignore></script>
     <script src="{{rootURL}}assets/vendor.js"></script>
-    
-    <discourse-chunked-script entrypoint="test-support">
-      <script src="{{rootURL}}assets/test-support.js"></script>
-      <ember-auto-import-scripts entrypoint="tests"></ember-auto-import-scripts>
-    </discourse-chunked-script>
-
-    <discourse-chunked-script entrypoint="discourse">
-      <ember-auto-import-scripts entrypoint="app"></ember-auto-import-scripts>
-      <script src="{{rootURL}}assets/discourse.js"></script>
-    </discourse-chunked-script>
-
+    <ember-auto-import-scripts entrypoint="app"></ember-auto-import-scripts>
+    <script src="{{rootURL}}assets/test-support.js"></script>
+    <ember-auto-import-scripts entrypoint="tests"></ember-auto-import-scripts>
+    <script src="{{rootURL}}assets/discourse.js"></script>
     <script src="{{rootURL}}assets/markdown-it-bundle.js"></script>
     <script src="{{rootURL}}assets/admin.js"></script>
     <script src="{{rootURL}}assets/wizard.js"></script>
diff --git a/app/assets/javascripts/yarn.lock b/app/assets/javascripts/yarn.lock
index cf82c4fa56b..6fb13a2bd30 100644
--- a/app/assets/javascripts/yarn.lock
+++ b/app/assets/javascripts/yarn.lock
@@ -3730,6 +3730,16 @@ electron-to-chromium@^1.4.477:
   resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.4.496.tgz#a57534b70d2bdee7e1ad7dbd4c91e560cbd08db1"
   integrity sha512-qeXC3Zbykq44RCrBa4kr8v/dWzYJA8rAwpyh9Qd+NKWoJfjG5vvJqy9XOJ9H4P/lqulZBCgUWAYi+FeK5AuJ8g==
 
+ember-auto-import-chunks-json-generator@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/ember-auto-import-chunks-json-generator/-/ember-auto-import-chunks-json-generator-1.1.0.tgz#9b3ee4b6e2f274fdbf722762fc9d72f13942a594"
+  integrity sha512-50JvuBVD5mLx+9YMcBLlV8HIVdtdHHzEfVwID8jo8yRo83x5SAKULdSH+ZwwNTYcUNI7amMKDl9RA5LBGzbDWA==
+  dependencies:
+    broccoli-merge-trees "^4.2.0"
+    broccoli-plugin "^4.0.7"
+    ember-cli-babel "^7.26.11"
+    ember-cli-htmlbars "^6.1.1"
+
 ember-auto-import@^2.2.3, ember-auto-import@^2.5.0, ember-auto-import@^2.6.0, ember-auto-import@^2.6.3:
   version "2.6.3"
   resolved "https://registry.yarnpkg.com/ember-auto-import/-/ember-auto-import-2.6.3.tgz#f18d1b93dd10b08ba5496518436f9d56dd4e000a"
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index cdaf0ee9e97..296b91a45be 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -133,12 +133,10 @@ module ApplicationHelper
   end
 
   def preload_script(script)
-    scripts = []
+    scripts = [script]
 
     if chunks = EmberCli.script_chunks[script]
       scripts.push(*chunks)
-    else
-      scripts.push(script)
     end
 
     scripts
diff --git a/lib/ember_cli.rb b/lib/ember_cli.rb
index 1604bb18ab3..291d4429d99 100644
--- a/lib/ember_cli.rb
+++ b/lib/ember_cli.rb
@@ -37,15 +37,19 @@ module EmberCli
   def self.script_chunks
     return @@chunk_infos if defined?(@@chunk_infos)
 
-    chunk_infos = {}
+    raw_chunk_infos =
+      JSON.parse(
+        File.read("#{Rails.configuration.root}/app/assets/javascripts/discourse/dist/chunks.json"),
+      )
 
-    begin
-      chunk_infos.merge! parse_chunks_from_html("tests/index.html")
-    rescue Errno::ENOENT
-      # production build
-    end
-
-    chunk_infos.merge! parse_chunks_from_html("index.html")
+    chunk_infos =
+      raw_chunk_infos["scripts"]
+        .map do |info|
+          logical_name = info["afterFile"][%r{\Aassets/(.*)\.js\z}, 1]
+          chunks = info["scriptChunks"].map { |filename| filename[%r{\Aassets/(.*)\.js\z}, 1] }
+          [logical_name, chunks]
+        end
+        .to_h
 
     @@chunk_infos = chunk_infos if Rails.env.production?
     chunk_infos
@@ -74,22 +78,4 @@ module EmberCli
         File.basename(full_path)
       end
   end
-
-  def self.parse_chunks_from_html(path)
-    html = File.read("#{Rails.root}/app/assets/javascripts/discourse/dist/#{path}")
-    doc = Nokogiri::HTML5.parse(html)
-
-    chunk_infos = {}
-
-    doc
-      .css("discourse-chunked-script")
-      .each do |discourse_script|
-        entrypoint = discourse_script.attr("entrypoint")
-        chunk_infos[entrypoint] = discourse_script
-          .css("script[src]")
-          .map { |script| script.attr("src")[%r{\A/assets/(.*)\.js\z}, 1] }
-      end
-
-    chunk_infos
-  end
 end