diff --git a/src/vs/workbench/electron-browser/bootstrap/index.html b/src/vs/workbench/electron-browser/bootstrap/index.html
index 29b73eae7c13f..c14ebbe865323 100644
--- a/src/vs/workbench/electron-browser/bootstrap/index.html
+++ b/src/vs/workbench/electron-browser/bootstrap/index.html
@@ -3,7 +3,7 @@
 <html>
 	<head>
 		<meta charset="utf-8" />
-		<meta http-equiv="Content-Security-Policy" content="default-src 'none'; img-src 'self' http: https: data:; media-src 'self' http: https: data:; child-src 'self'; object-src 'self'; script-src 'self'; style-src 'self' 'unsafe-inline'; connect-src 'self' https:; font-src 'self' https:;">
+		<meta http-equiv="Content-Security-Policy" content="default-src 'none'; img-src 'self' https: data:; media-src 'none'; child-src 'self'; object-src 'self'; script-src 'self'; style-src 'self' 'unsafe-inline'; connect-src 'self' https:; font-src 'self' https:;">
 	</head>
 	<body class="monaco-shell vs-dark" aria-label="">
 		<script src="preload.js"></script>
