diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/regular-expressions/restrict-possible-usernames.english.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/regular-expressions/restrict-possible-usernames.english.md
index 29082b246b..316ee0542b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/regular-expressions/restrict-possible-usernames.english.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/regular-expressions/restrict-possible-usernames.english.md
@@ -27,6 +27,8 @@ tests:
     testString: assert(userCheck.test("JACK"), 'Your regex should match <code>JACK</code>');
   - text: Your regex should not match <code>J</code>
     testString: assert(!userCheck.test("J"), 'Your regex should not match <code>J</code>');
+  - text: Your regex should match <code>Jo</code>
+    testString: assert(userCheck.test("Jo"), 'Your regex should match <code>Jo</code>');
   - text: Your regex should match <code>Oceans11</code>
     testString: assert(userCheck.test("Oceans11"), 'Your regex should match <code>Oceans11</code>');
   - text: Your regex should match <code>RegexGuru</code>