diff --git a/background.html b/background.html
index 037967c3e376..995a69aceb01 100644
--- a/background.html
+++ b/background.html
@@ -14,9 +14,9 @@
             frame-src 'none';
             img-src 'self' blob: data:;
             media-src 'self' blob:;
-            object-src 'none'"
+            object-src 'none';
             script-src 'self';
-            style-src 'self' 'unsafe-inline';
+            style-src 'self' 'unsafe-inline';"
   >
   <title>Signal</title>
   <link href='images/icon_128.png' rel='shortcut icon'>