diff --git a/challenges/01-front-end-development-certification/basic-bonfires.json b/challenges/01-front-end-development-certification/basic-bonfires.json
index 6c3d8e13b4..006cd80bdc 100644
--- a/challenges/01-front-end-development-certification/basic-bonfires.json
+++ b/challenges/01-front-end-development-certification/basic-bonfires.json
@@ -651,7 +651,7 @@
       "id": "a24c1a4622e3c05097f71d67",
       "title": "Where do I belong",
       "description": [
-        "Return the lowest index at which a value (second argument) should be inserted into an array (first argument) once it has been sorted.",
+        "Return the lowest index at which a value (second argument) should be inserted into an array (first argument) once it has been sorted. The returned value should be a number.",
         "For example, <code>getIndexToIns([1,2,3,4], 1.5)</code> should return <code>1</code> because it is greater than <code>1</code> (index 0), but less than <code>2</code> (index 1).",
         "Likewise, <code>getIndexToIns([20,3,5], 19)</code> should return <code>2</code> because once the array has been sorted it will look like <code>[3,5,20]</code> and <code>19</code> is less than <code>20</code> (index 2) and greater than <code>5</code> (index 1).",
         "Remember to use <a href=\"//github.com/FreeCodeCamp/freecodecamp/wiki/FreeCodeCamp-Get-Help\" target=\"_blank\">Read-Search-Ask</a> if you get stuck. Write your own code."