diff --git a/src/app/rocket/core/view/anglTemplate.html.php b/src/app/rocket/core/view/anglTemplate.html.php
index <HASH>..<HASH> 100644
--- a/src/app/rocket/core/view/anglTemplate.html.php
+++ b/src/app/rocket/core/view/anglTemplate.html.php
@@ -6,7 +6,7 @@ use n2n\core\N2N;
 	$view = HtmlView::view($this);

 	$html = HtmlView::html($view);

 	

-	if (N2N::isDevelopmentModeOn()) {

+	if (defined('ROCKET_DEV')) {

 		$html->meta()->bodyEnd()->addJs('angl-dev/runtime.js');

 		$html->meta()->bodyEnd()->addJs('angl-dev/polyfills.js');

 		$html->meta()->bodyEnd()->addJs('angl-dev/styles.js');
ROCKET_DEV constant added