diff --git a/bonfireMDNlinks.js b/bonfireMDNlinks.js
index 43e382a176..12d13e26ab 100644
--- a/bonfireMDNlinks.js
+++ b/bonfireMDNlinks.js
@@ -43,7 +43,7 @@ var links = {
 
   // ======== STRING METHODS
   "String.charAt()": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/charAt",
-  "String.charCodeAt()": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/charCodeAt",
+  "String.prototype.charCodeAt()": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/charCodeAt",
   "String.concat()": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/concat",
   "String.indexOf()": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/indexOf",
   "String.fromCharCode()": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/fromCharCode",
diff --git a/challenges/01-front-end-development-certification/basic-bonfires.json b/challenges/01-front-end-development-certification/basic-bonfires.json
index 630dcbe61e..81cfc4c7ff 100644
--- a/challenges/01-front-end-development-certification/basic-bonfires.json
+++ b/challenges/01-front-end-development-certification/basic-bonfires.json
@@ -715,7 +715,7 @@
       ],
       "type": "bonfire",
       "MDNlinks": [
-        "String.charCodeAt()",
+        "String.prototype.charCodeAt()",
         "String.fromCharCode()"
       ],
       "challengeType": 5,