diff --git a/curriculum/challenges/english/blocks/lab-symmetric-difference/68ad9821ee41baad9cb0fd4e.md b/curriculum/challenges/english/blocks/lab-symmetric-difference/68ad9821ee41baad9cb0fd4e.md
index 8fccc74bd5c..acae5bf64db 100644
--- a/curriculum/challenges/english/blocks/lab-symmetric-difference/68ad9821ee41baad9cb0fd4e.md
+++ b/curriculum/challenges/english/blocks/lab-symmetric-difference/68ad9821ee41baad9cb0fd4e.md
@@ -51,7 +51,7 @@ assert.deepEqual(diffArray(
 ), ["pink wool"]);
 ```
 
-`diffArray*["diorite", "andesite", "grass", "dirt", "pink wool", "dead shrub"], ["andesite", "grass", "dirt", "dead shrub"])` should return `["diorite", "pink wool"]`.
+`diffArray(["diorite", "andesite", "grass", "dirt", "pink wool", "dead shrub"], ["andesite", "grass", "dirt", "dead shrub"])` should return `["diorite", "pink wool"]`.
 
 ```js
 assert.deepEqual(diffArray(