diff --git a/layouts/partials/head/csp.html b/layouts/partials/head/csp.html
index bafc24630e65f5ba5fcdb89cc6f0c47888973f3a..00401f1033952504fda06986eec1603f7db24edf 100644
--- a/layouts/partials/head/csp.html
+++ b/layouts/partials/head/csp.html
@@ -1,4 +1,4 @@
-{{- with site.Data.website.external_domains -}}
+{{- with (or site.Data.website.external_domains site.ContentSecurityPolicy.allowed_domains) -}}
 <meta http-equiv="Content-Security-Policy"
       content="
         default-src 'self' {{ delimit . " " }}