diff --git a/lib/Controller/PageController.php b/lib/Controller/PageController.php
index 4de3880..abab04e 100644
--- a/lib/Controller/PageController.php
+++ b/lib/Controller/PageController.php
@@ -32,12 +32,6 @@ class PageController extends Controller
 		$csp->addAllowedImageDomain('*');
 		$csp->addAllowedMediaDomain('*');
 
-		if ($this->config->getSystemValueBool('debug')) {
-			// Unblock HMR requests.
-			$csp->addAllowedConnectDomain('*');
-			$csp->addAllowedScriptDomain('*');
-		}
-
 		$response = new TemplateResponse(Application::APP_ID, 'main');
 		$response->setContentSecurityPolicy($csp);