diff --git a/plugins/system/languagefilter/languagefilter.php b/plugins/system/languagefilter/languagefilter.php
index 652750a6f26da..2e39a723bc654 100644
--- a/plugins/system/languagefilter/languagefilter.php
+++ b/plugins/system/languagefilter/languagefilter.php
@@ -489,7 +489,7 @@ public function parseRule(&$router, &$uri)
 
 		if ($language->getTag() !== $lang_code)
 		{
-			$language_new = JLanguage::getInstance($lang_code);
+			$language_new = JLanguage::getInstance($lang_code, (bool) $this->app->get('debug_lang'));
 
 			foreach ($language->getPaths() as $extension => $files)
 			{