diff --git a/src/index.html b/src/index.html
index ab5f5d55a4..3dd5f7f53f 100644
--- a/src/index.html
+++ b/src/index.html
@@ -2,6 +2,8 @@
 <html>
 <head>
     <meta charset="UTF-8">
+    <meta http-equiv="Content-Security-Policy" content="default-src 'self'; style-src 'self' 'unsafe-inline';
+        img-src 'self' data: *; child-src *; frame-src *; connect-src *;">
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <title>Bitwarden</title>
     <base href="">
