diff --git a/tests/jerry/nested_function.js b/tests/jerry/nested_function.js
index 0d645082a..232a88d6d 100644
--- a/tests/jerry/nested_function.js
+++ b/tests/jerry/nested_function.js
@@ -35,7 +35,7 @@ function f1()
 var k;
 var i;
 
-for(i = 0; i < 10000; i++)
+for(i = 0; i < 1000; i++)
 {
   f1();
 }