diff --git a/tests/jerry/date-construct.js b/tests/jerry/date-construct.js
index 426d66eb4..164dab23a 100644
--- a/tests/jerry/date-construct.js
+++ b/tests/jerry/date-construct.js
@@ -75,4 +75,3 @@ catch (e)
 
 assert (typeof Date (2015) == "string");
 assert (typeof Date() != typeof (new Date ()));
-assert (Date (Number.NaN) == Date ());