diff --git a/curriculum/challenges/english/blocks/lab-password-generator/66f53dc2c5bd6a11d6c3282f.md b/curriculum/challenges/english/blocks/lab-password-generator/66f53dc2c5bd6a11d6c3282f.md
index 88989895aab..e0a71d17b8d 100644
--- a/curriculum/challenges/english/blocks/lab-password-generator/66f53dc2c5bd6a11d6c3282f.md
+++ b/curriculum/challenges/english/blocks/lab-password-generator/66f53dc2c5bd6a11d6c3282f.md
@@ -52,6 +52,15 @@ for (let char of password) {
 }
 ```
 
+Your function should return a randomly generated password which contains more than one unique character.
+
+```js
+const passwordSetSize1 = new Set(generatePassword(12)).size;
+const passwordSetSize2 = new Set(generatePassword(12)).size;
+const passwordSetSize3 = new Set(generatePassword(12)).size;
+assert.isAbove(passwordSetSize1 + passwordSetSize2 + passwordSetSize3, 3);
+```
+
 Your function should return a new random string each time it is called.
 
 ```js