diff --git a/test/built-ins/Array/isArray/15.4.3.2-0-5.js b/test/built-ins/Array/isArray/15.4.3.2-0-5.js
index 4616c5a2ab83d68ecf3602a6345e92a4b9d6d7ae..2434737072cc091455ad62bba1188126815639f4 100644
--- a/test/built-ins/Array/isArray/15.4.3.2-0-5.js
+++ b/test/built-ins/Array/isArray/15.4.3.2-0-5.js
@@ -7,7 +7,7 @@
 /*---
 es5id: 15.4.3.2-0-5
 description: >
-    Array.isArray return false if its argument is not an Array
+    Array.isArray return true if its argument is an Array
     (Array.prototype)
 includes: [runTestCase.js]
 ---*/