diff --git a/static/challenges/_list.json b/static/challenges/_list.json
index 4277cba62..f16afdb31 100644
--- a/static/challenges/_list.json
+++ b/static/challenges/_list.json
@@ -447,7 +447,7 @@
       "time": {
         "min": 60
       },
-      "funbox": "58008"
+      "funbox": "read_ahead"
     }
   }
   ,{