diff --git a/public/.htaccess b/public/.htaccess
index 52dc021..68d32dd 100644
--- a/public/.htaccess
+++ b/public/.htaccess
@@ -36,7 +36,10 @@ Header set X-Content-Type-Options "nosniff"
 Header set X-Frame-Options "DENY"
 
 # Content Security Policy generated by Mozilla's CSP Toolkit
-Header set Content-Security-Policy "default-src 'none'; img-src 'self' https://p.typekit.net; script-src 'self' 'unsafe-inline' https://ajax.googleapis.com https://api.github.com https://gist.github.com https://use.typekit.net; style-src 'unsafe-inline' https://assets-cdn.github.com https://netdna.bootstrapcdn.com"
+Header set Content-Security-Policy "default-src 'none'; img-src 'self' https://p.typekit.net; script-src 'self' 'unsafe-inline' https://ajax.googleapis.com https://api.github.com https://gist.github.com https://use.typekit.net; style-src 'unsafe-inline' https://assets-cdn.github.com https://netdna.bootstrapcdn.com; base-uri 'none'; frame-ancestors; form-action 'none'"
+
+# https://infosec.mozilla.org/guidelines/web_security#referrer-policy
+Header set Referrer-Policy "no-referrer, strict-origin-when-cross-origin"
 
 ################
 ### Rewrites ###