diff --git a/seed/challenges/02-javascript-algorithms-and-data-structures/basic-javascript.json b/seed/challenges/02-javascript-algorithms-and-data-structures/basic-javascript.json
index 51585e511e7..0fff6e2122a 100644
--- a/seed/challenges/02-javascript-algorithms-and-data-structures/basic-javascript.json
+++ b/seed/challenges/02-javascript-algorithms-and-data-structures/basic-javascript.json
@@ -4701,7 +4701,7 @@
         "    \"title\": \"Piano Man\",",
         "    \"release_year\": 1973,",
         "    \"formats\": [ ",
-        "      \"CS\",",
+        "      \"CD\",",
         "      \"8T\",",
         "      \"LP\"",
         "    ],",