diff --git a/composer.json b/composer.json
index 1edb70242..b4fb2dc14 100644
--- a/composer.json
+++ b/composer.json
@@ -92,9 +92,6 @@
             "drupal/default_content": {
                 "https://www.drupal.org/project/default_content/issues/2640734#comment-14638943": "https://raw.githubusercontent.com/City-of-Helsinki/drupal-helfi-platform-config/main/patches/default_content_2.0.0-alpha2-2640734_manual_imports-e164a354.patch"
             },
-            "drupal/editoria11y": {
-                "[#3442729] Run drupalSettings.editoria11y.css_url through file_url_generator service": "https://raw.githubusercontent.com/City-of-Helsinki/drupal-helfi-platform-config/3a3b005271e7db4476198d822aba1e3ee2e0b8e6/patches/editoria11y-3442729.patch"
-            },
             "drupal/eu_cookie_compliance": {
                 "[#UHF-885] Helfi-specific customizations to EU Cookie Compliance": "https://raw.githubusercontent.com/City-of-Helsinki/drupal-helfi-platform-config/923b35f699820b544397a35b7696570e101cd02c/patches/eu_cookie_compliance_block_8.x-1.24.patch",
                 "[#UHF-8720] Missing config schema for dependencies (https://www.drupal.org/i/3330024)": "https://www.drupal.org/files/issues/2022-12-28/config_dependencies_schema-3330024-2.patch"
diff --git a/patches/editoria11y-3442729.patch b/patches/editoria11y-3442729.patch
deleted file mode 100644
index 4c4c63d2a..000000000
--- a/patches/editoria11y-3442729.patch
+++ /dev/null
@@ -1,15 +0,0 @@
-diff --git a/editoria11y.module b/editoria11y.module
-index abcf866144bdefd3cf8e14692612eec3528072a0..2c3e3f538150881858385f07f72833ed0718719e 100644
---- a/editoria11y.module
-+++ b/editoria11y.module
-@@ -280,6 +280,9 @@ function editoria11y_page_attachments(array &$attachments): void {
-   $attachments['#attached']['drupalSettings']['editoria11y']['dismissals'] = $dismissals;
-   $attachments['#attached']['drupalSettings']['editoria11y']['theme'] = $config->get('ed11y_theme');
-   $attachments['#attached']['drupalSettings']['editoria11y']['custom_tests'] = $config->get('custom_tests');
--  $attachments['#attached']['drupalSettings']['editoria11y']['css_url'] = base_path() . Drupal::service('extension.list.module')->getPath('editoria11y');
-+  /** @var \Drupal\Core\File\FileUrlGeneratorInterface $fileUrlGenerator */
-+  $fileUrlGenerator = \Drupal::service('file_url_generator');
-+  $attachments['#attached']['drupalSettings']['editoria11y']['css_url'] =  $fileUrlGenerator
-+    ->generateString(Drupal::service('extension.list.module')->getPath('editoria11y'));
-
- }