diff --git a/core/core.php b/core/core.php
index 7bce1015..479a54a2 100644
--- a/core/core.php
+++ b/core/core.php
@@ -428,24 +428,6 @@ class common
 			stream_context_set_default($context);
 		}
 
-		/**
-		 * Met à jour les dictionnaires des langues depuis les nouveaux modèles installés
-		 */
-		require_once('core/module/install/ressource/defaultdata.php');
-		$installedLanguages = $this->getData(['language']);
-		$defaultLanguages = init::$defaultData['language'];
-		foreach ($installedLanguages as $key => $value) {
-			if (
-				isset($defaultLanguages[$key]['version']) &&
-				$defaultLanguages[$key]['version'] > $value['version'] &&
-				isset($defaultLanguages[$key]['date']) &&
-				$defaultLanguages[$key]['date'] > $value['date']
-			) {
-				copy('core/module/install/ressource/i18n/' . $key . '.json', self::I18N_DIR . $key . '.json');
-				$this->setData(['language', $key, $defaultLanguages[$key]]);
-			}
-		}
-
 		// Mise à jour des données core
 		include('core/include/update.inc.php');