1 files changed, 1 insertions, 0 deletions

diff --git a/lib/Controller/PageController.php b/lib/Controller/PageController.php
index 29b25f9..7e5b1ca 100755
--- a/lib/Controller/PageController.php
+++ b/lib/Controller/PageController.php
@@ -49,6 +49,7 @@ class PageController extends Controller {
 		$response = new TemplateResponse($this->appName,"writer");
 		$policy = new ContentSecurityPolicy();
 		$policy->addAllowedMediaDomain('blob:');
+		$policy->addAllowedWorkerSrcDomain('\'self\'');
 		$response->setContentSecurityPolicy($policy);
 		$response->renderAs("blank");
 		$response->cacheFor(604800);