diff --git a/libs/constants/index.js b/libs/constants/index.js
index 973f9a656b5c..fdaab59268a4 100644
--- a/libs/constants/index.js
+++ b/libs/constants/index.js
@@ -111,7 +111,6 @@ export const CSP_DIRECTIVES = {
     "mdn.github.io",
     "live-samples.mdn.mozilla.net",
     "live-samples.mdn.allizom.net",
-    "live-samples.developer.allizom.xyz",
 
     "jsfiddle.net",
     "www.youtube-nocookie.com",