diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
index d58279b98..6c6f0f301 100644
--- a/app/assets/javascripts/application.js
+++ b/app/assets/javascripts/application.js
@@ -13,10 +13,6 @@
 //= require rails-timeago
 //= require locales/jquery.timeago.de.js
 //
-// lib/assets
-//= require flash
-//= require color_mode_picker
-//
 // app/assets
 // --> Include some assets first, as they are used by other assets.
 // --> Hence, the order specified here is important.
diff --git a/app/assets/stylesheets/application.css b/app/assets/stylesheets/application.css
index f828f9cd9..288b9ab71 100644
--- a/app/assets/stylesheets/application.css
+++ b/app/assets/stylesheets/application.css
@@ -10,10 +10,6 @@
  * files in this directory. Styles in this file should be added after the last require_* statement.
  * It is generally better to create a new file per style scope.
  *
- * lib/assets
- *= require flash
- *
- * app/assets
  *= require_tree .
  *= require_self
  */
diff --git a/lib/assets/stylesheets/flash.css.scss b/app/assets/stylesheets/flash.css.scss
similarity index 100%
rename from lib/assets/stylesheets/flash.css.scss
rename to app/assets/stylesheets/flash.css.scss
diff --git a/app/javascript/application.js b/app/javascript/application.js
index daaf6b697..9fb99abf5 100644
--- a/app/javascript/application.js
+++ b/app/javascript/application.js
@@ -88,3 +88,7 @@ window.ace = ace; // Publish ace in global namespace
 // Turbo
 import '@hotwired/turbo-rails';
 import './turbo-migration';
+
+// Import of Rails sprocket assets with minimal changes. After the initial migration these files should
+// be moved to an appropriate place after some adjustments to fit modern Rails JS.
+require('sprocket-asset-import');
diff --git a/lib/assets/javascripts/color_mode_picker.js b/app/javascript/sprocket-asset-import/color-mode-picker.js
similarity index 100%
rename from lib/assets/javascripts/color_mode_picker.js
rename to app/javascript/sprocket-asset-import/color-mode-picker.js
diff --git a/lib/assets/javascripts/flash.js b/app/javascript/sprocket-asset-import/flash.js
similarity index 100%
rename from lib/assets/javascripts/flash.js
rename to app/javascript/sprocket-asset-import/flash.js
diff --git a/app/javascript/sprocket-asset-import/index.js b/app/javascript/sprocket-asset-import/index.js
new file mode 100644
index 000000000..89aaa6870
--- /dev/null
+++ b/app/javascript/sprocket-asset-import/index.js
@@ -0,0 +1,4 @@
+require('./flash');
+require('./color-mode-picker');
+
+require('./request-for-comments');
diff --git a/app/assets/javascripts/request_for_comments.js b/app/javascript/sprocket-asset-import/request-for-comments.js
similarity index 100%
rename from app/assets/javascripts/request_for_comments.js
rename to app/javascript/sprocket-asset-import/request-for-comments.js