diff --git a/curriculum/challenges/english/blocks/back-end-development-and-apis-projects/5a8b073d06fa14fcfde687aa.md b/curriculum/challenges/english/blocks/back-end-development-and-apis-projects/5a8b073d06fa14fcfde687aa.md
index 78f5db0cce6..557983e1493 100644
--- a/curriculum/challenges/english/blocks/back-end-development-and-apis-projects/5a8b073d06fa14fcfde687aa.md
+++ b/curriculum/challenges/english/blocks/back-end-development-and-apis-projects/5a8b073d06fa14fcfde687aa.md
@@ -551,7 +551,7 @@ async () => {
         const { log } = await logRes.json();
         const exercise = log[0];
         assert.isString(exercise.date);
-        assert.include(expectedDates, exercise.date); // Check if date matches any valid dates
+        assert.oneOf(exercise.date, expectedDates); // Check if date matches any valid dates
       } else {
         throw new Error(`${logRes.status} ${logRes.statusText}`);
       }