diff --git a/composer.json b/composer.json
index f958873..0756e5b 100644
--- a/composer.json
+++ b/composer.json
@@ -43,7 +43,6 @@
         "wpackagist-plugin/embed-block-for-github": "^0.3",
         "wpackagist-plugin/icon-block": "^1.5",
         "wpackagist-plugin/image-source-control-isc": "^2",
-        "wpackagist-plugin/lang-attribute": "^0.3",
         "wpackagist-plugin/markdown-comment-block": "^0.1",
         "wpackagist-plugin/newspaper-columns": "^1.0",
         "wpackagist-plugin/social-sharing-block": "^0.9",
@@ -80,7 +79,6 @@
             "inc/ft-network-block-patterns/namespace.php",
             "inc/icon-block/namespace.php",
             "inc/image-source-control-isc/namespace.php",
-            "inc/lang-attribute/namespace.php",
             "inc/markdown-comment-block/namespace.php",
             "inc/newspaper-columns/namespace.php",
             "inc/social-sharing-block/namespace.php",
@@ -112,7 +110,6 @@
                 "wpackagist-plugin/embed-block-for-github",
                 "wpackagist-plugin/icon-block",
                 "wpackagist-plugin/image-source-control-isc",
-                "wpackagist-plugin/lang-attribute",
                 "wpackagist-plugin/markdown-comment-block",
                 "wpackagist-plugin/newspaper-columns",
                 "wpackagist-plugin/social-sharing-block",
diff --git a/composer.lock b/composer.lock
index 171aebd..4176d24 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "ebb2c788bb6959a1ef28d399d2ec31f7",
+    "content-hash": "f5e6ffae0c1b36709a317f882d524c7b",
     "packages": [
         {
             "name": "carstingaxion/cbstdsys-post-subtitle",
@@ -695,24 +695,6 @@
             "type": "wordpress-plugin",
             "homepage": "https://wordpress.org/plugins/image-source-control-isc/"
         },
-        {
-            "name": "wpackagist-plugin/lang-attribute",
-            "version": "0.3",
-            "source": {
-                "type": "svn",
-                "url": "https://plugins.svn.wordpress.org/lang-attribute/",
-                "reference": "tags/0.3"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://downloads.wordpress.org/plugin/lang-attribute.0.3.zip"
-            },
-            "require": {
-                "composer/installers": "^1.0 || ^2.0"
-            },
-            "type": "wordpress-plugin",
-            "homepage": "https://wordpress.org/plugins/lang-attribute/"
-        },
         {
             "name": "wpackagist-plugin/markdown-comment-block",
             "version": "0.1.9",
diff --git a/inc/lang-attribute/namespace.php b/inc/lang-attribute/namespace.php
deleted file mode 100644
index e6eb745..0000000
--- a/inc/lang-attribute/namespace.php
+++ /dev/null
@@ -1,47 +0,0 @@
-<?php
-/**
- * Figuren_Theater Site_Editing Lang_Attribute.
- *
- * @package figuren-theater/ft-site-editing
- */
-
-namespace Figuren_Theater\Site_Editing\Lang_Attribute;
-
-use FT_VENDOR_DIR;
-
-use function add_action;
-use function is_admin;
-use function is_network_admin;
-use function is_user_admin;
-
-const BASENAME   = 'lang-attribute/lang-attribute.php';
-const PLUGINPATH = '/wpackagist-plugin/' . BASENAME;
-
-/**
- * Bootstrap module, when enabled.
- *
- * @return void
- */
-function bootstrap(): void {
-
-	add_action( 'init', __NAMESPACE__ . '\\load_plugin', 9 );
-}
-
-/**
- * Conditionally load the plugin itself and its modifications.
- *
- * @return void
- */
-function load_plugin(): void {
-
-	// Do only load in "normal" admin view
-	// Not for:
-	// - public views
-	// - network-admin views
-	// - user-admin views.
-	if ( ! is_admin() || is_network_admin() || is_user_admin() ) {
-		return;
-	}
-
-	require_once FT_VENDOR_DIR . PLUGINPATH; // phpcs:ignore WordPressVIPMinimum.Files.IncludingFile.UsingCustomConstant
-}