diff --git a/test/built-ins/Date/prototype/toISOString/15.9.5.43-0-13.js b/test/built-ins/Date/prototype/toISOString/15.9.5.43-0-13.js
index 5840e5daaa..ecc43d7cf6 100644
--- a/test/built-ins/Date/prototype/toISOString/15.9.5.43-0-13.js
+++ b/test/built-ins/Date/prototype/toISOString/15.9.5.43-0-13.js
@@ -13,11 +13,6 @@ description: >
         var date, dateStr;
 
 assert.throws(RangeError, function() {
-            if (timeZoneMinutes > 0) {
                 date = new Date(1970, 0, 100000001, 0, 0 + timeZoneMinutes + 60, 0, 1);
                 dateStr = date.toISOString();
-            } else {
-                date = new Date(1970, 0, 100000001, 0, 0, 0, 1);
-                dateStr = date.toISOString();
-            }
 });