diff --git a/seed/challenges/08-coding-interview-questions-and-take-home-assignments/project-euler-problems.json b/seed/challenges/08-coding-interview-questions-and-take-home-assignments/project-euler-problems.json
index a6ed1db374..8b6468e922 100644
--- a/seed/challenges/08-coding-interview-questions-and-take-home-assignments/project-euler-problems.json
+++ b/seed/challenges/08-coding-interview-questions-and-take-home-assignments/project-euler-problems.json
@@ -872,26 +872,30 @@
       "type": "bonfire",
       "title": "Problem 28: Number spiral diagonals",
       "tests": [
-        "assert.strictEqual(euler28(), 669171001, 'message: <code>euler28()</code> should return 669171001.');"
+        "assert(spiralDiagonals(101) == 692101, 'message: <code>spiralDiagonals(101)</code> should return 692101.');",
+        "assert(spiralDiagonals(303) == 18591725, 'message: <code>spiralDiagonals(303)</code> should return 18591725.');",
+        "assert(spiralDiagonals(505) == 85986601, 'message: <code>spiralDiagonals(505)</code> should return 85986601.');",
+        "assert(spiralDiagonals(1001) == 669171001, 'message: <code>spiralDiagonals(1001)</code> should return 669171001.');"
       ],
       "solutions": [],
       "translations": {},
       "challengeSeed": [
-        "function euler28() {",
+        "function spiralDiagonals(n) {",
         "  // Good luck!",
-        "  return true;",
+        "  return n;",
         "}",
         "",
-        "euler28();"
+        "spiralDiagonals(1001);"
       ],
       "description": [
         "Starting with the number 1 and moving to the right in a clockwise direction a 5 by 5 spiral is formed as follows:",
         "21 22 23 24 25",
         "20  7  8  9 10",
         "19  6  1  2 11",
-        "18  5  4  3 1217 16 15 14 13",
+        "18  5  4  3 12",
+        "17 16 15 14 13",
         "It can be verified that the sum of the numbers on the diagonals is 101.",
-        "What is the sum of the numbers on the diagonals in a 1001 by 1001 spiral formed in the same way?"
+        "What is the sum of the numbers on the diagonals in a n by n spiral formed in the same way?"
       ]
     },
     {