diff --git a/administrator/components/com_installer/tmpl/install/default.php b/administrator/components/com_installer/tmpl/install/default.php
index cd9092d2233af..c265c2f553c64 100644
--- a/administrator/components/com_installer/tmpl/install/default.php
+++ b/administrator/components/com_installer/tmpl/install/default.php
@@ -14,6 +14,12 @@
 use Joomla\CMS\Language\Text;
 use Joomla\CMS\Router\Route;
 
+// Load JavaScript message titles
+Text::script('ERROR');
+Text::script('WARNING');
+Text::script('NOTICE');
+Text::script('MESSAGE');
+
 Text::script('PLG_INSTALLER_PACKAGEINSTALLER_NO_PACKAGE');
 Text::script('PLG_INSTALLER_FOLDERINSTALLER_NO_INSTALL_PATH');
 Text::script('PLG_INSTALLER_URLINSTALLER_NO_URL');