diff --git a/core/AppInfo/ConfigLexicon.php b/core/AppInfo/ConfigLexicon.php
index 865a0a4728fa7..df8243019ad3b 100644
--- a/core/AppInfo/ConfigLexicon.php
+++ b/core/AppInfo/ConfigLexicon.php
@@ -22,6 +22,8 @@
 class ConfigLexicon implements ILexicon {
 	public const SHAREAPI_ALLOW_FEDERATION_ON_PUBLIC_SHARES = 'shareapi_allow_federation_on_public_shares';
 	public const SHARE_CUSTOM_TOKEN = 'shareapi_allow_custom_tokens';
+	public const USER_LANGUAGE = 'lang';
+	public const LASTCRON_TIMESTAMP = 'lastcron';
 
 	public function getStrictness(): Strictness {
 		return Strictness::IGNORE;
@@ -47,10 +49,13 @@ public function getAppConfigs(): array {
 				lazy: true,
 				note: 'Shares with guessable tokens may be accessed easily. Shares with custom tokens will continue to be accessible after this setting has been disabled.',
 			),
+			new Entry(self::LASTCRON_TIMESTAMP, ValueType::INT, 0, 'timestamp of last cron execution'),
 		];
 	}
 
 	public function getUserConfigs(): array {
-		return [];
+		return [
+			new Entry(self::USER_LANGUAGE, ValueType::STRING, null, 'language'),
+		];
 	}
 }
diff --git a/lib/composer/composer/autoload_classmap.php b/lib/composer/composer/autoload_classmap.php
index 5ecdfe6a172d4..3f2dbe5edf918 100644
--- a/lib/composer/composer/autoload_classmap.php
+++ b/lib/composer/composer/autoload_classmap.php
@@ -1218,7 +1218,6 @@
     'OC\\Comments\\ManagerFactory' => $baseDir . '/lib/private/Comments/ManagerFactory.php',
     'OC\\Config' => $baseDir . '/lib/private/Config.php',
     'OC\\Config\\ConfigManager' => $baseDir . '/lib/private/Config/ConfigManager.php',
-    'OC\\Config\\Lexicon\\CoreConfigLexicon' => $baseDir . '/lib/private/Config/Lexicon/CoreConfigLexicon.php',
     'OC\\Config\\UserConfig' => $baseDir . '/lib/private/Config/UserConfig.php',
     'OC\\Console\\Application' => $baseDir . '/lib/private/Console/Application.php',
     'OC\\Console\\TimestampFormatter' => $baseDir . '/lib/private/Console/TimestampFormatter.php',
diff --git a/lib/composer/composer/autoload_static.php b/lib/composer/composer/autoload_static.php
index ab42cabba2130..233b667add939 100644
--- a/lib/composer/composer/autoload_static.php
+++ b/lib/composer/composer/autoload_static.php
@@ -1259,7 +1259,6 @@ class ComposerStaticInit749170dad3f5e7f9ca158f5a9f04f6a2
         'OC\\Comments\\ManagerFactory' => __DIR__ . '/../../..' . '/lib/private/Comments/ManagerFactory.php',
         'OC\\Config' => __DIR__ . '/../../..' . '/lib/private/Config.php',
         'OC\\Config\\ConfigManager' => __DIR__ . '/../../..' . '/lib/private/Config/ConfigManager.php',
-        'OC\\Config\\Lexicon\\CoreConfigLexicon' => __DIR__ . '/../../..' . '/lib/private/Config/Lexicon/CoreConfigLexicon.php',
         'OC\\Config\\UserConfig' => __DIR__ . '/../../..' . '/lib/private/Config/UserConfig.php',
         'OC\\Console\\Application' => __DIR__ . '/../../..' . '/lib/private/Console/Application.php',
         'OC\\Console\\TimestampFormatter' => __DIR__ . '/../../..' . '/lib/private/Console/TimestampFormatter.php',
diff --git a/lib/private/AppFramework/Bootstrap/RegistrationContext.php b/lib/private/AppFramework/Bootstrap/RegistrationContext.php
index 94250aad37bd8..8bd1ff356105b 100644
--- a/lib/private/AppFramework/Bootstrap/RegistrationContext.php
+++ b/lib/private/AppFramework/Bootstrap/RegistrationContext.php
@@ -10,7 +10,6 @@
 namespace OC\AppFramework\Bootstrap;
 
 use Closure;
-use OC\Config\Lexicon\CoreConfigLexicon;
 use OC\Support\CrashReport\Registry;
 use OCP\AppFramework\App;
 use OCP\AppFramework\Bootstrap\IRegistrationContext;
@@ -144,7 +143,7 @@ class RegistrationContext {
 	private array $declarativeSettings = [];
 
 	/** @var array<array-key, string> */
-	private array $configLexiconClasses = ['core' => CoreConfigLexicon::class];
+	private array $configLexiconClasses = [];
 
 	/** @var ServiceRegistration<ITeamResourceProvider>[] */
 	private array $teamResourceProviders = [];
diff --git a/lib/private/Config/Lexicon/CoreConfigLexicon.php b/lib/private/Config/Lexicon/CoreConfigLexicon.php
deleted file mode 100644
index de84a58131cf6..0000000000000
--- a/lib/private/Config/Lexicon/CoreConfigLexicon.php
+++ /dev/null
@@ -1,43 +0,0 @@
-<?php
-
-declare(strict_types=1);
-/**
- * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
- * SPDX-License-Identifier: AGPL-3.0-or-later
- */
-
-namespace OC\Config\Lexicon;
-
-use OCP\Config\Lexicon\Entry;
-use OCP\Config\Lexicon\ILexicon;
-use OCP\Config\Lexicon\Strictness;
-use OCP\Config\ValueType;
-
-/**
- * ConfigLexicon for 'core' app/user configs
- */
-class CoreConfigLexicon implements ILexicon {
-	public function getStrictness(): Strictness {
-		return Strictness::IGNORE;
-	}
-
-	/**
-	 * @inheritDoc
-	 * @return Entry[]
-	 */
-	public function getAppConfigs(): array {
-		return [
-			new Entry('lastcron', ValueType::INT, 0, 'timestamp of last cron execution'),
-		];
-	}
-
-	/**
-	 * @inheritDoc
-	 * @return Entry[]
-	 */
-	public function getUserConfigs(): array {
-		return [
-			new Entry('lang', ValueType::STRING, null, 'language'),
-		];
-	}
-}