diff --git a/lib/private/L10N/Factory.php b/lib/private/L10N/Factory.php
index 6b6dc5d3b4084..5468b5544c109 100644
--- a/lib/private/L10N/Factory.php
+++ b/lib/private/L10N/Factory.php
@@ -509,7 +509,7 @@ private function isSubDirectory($sub, $parent) {
 	 *
 	 * @return string[]
 	 */
-	private function getL10nFilesForApp(string $app, string $lang): array {
+	public function getL10nFilesForApp(string $app, string $lang): array {
 		$languageFiles = [];
 
 		$i18nDir = $this->findL10nDir($app);