diff --git a/2/IAW/assignments/t3-ej4-ejercicios-php-naortega/ej1.php b/2/IAW/assignments/t3-ej4-ejercicios-php-naortega/ej1.php
index 262b404..91a0df6 100644
--- a/2/IAW/assignments/t3-ej4-ejercicios-php-naortega/ej1.php
+++ b/2/IAW/assignments/t3-ej4-ejercicios-php-naortega/ej1.php
@@ -9,6 +9,6 @@
 $imgs[0] = "imgs/img0.jpg";
 $imgs[1] = "imgs/img1.jpg";
 ?>
-		<img src="<?= $imgs[rand(0, 1)] ?>" />
+		<img src="<?= $imgs[mt_rand(0, count($imgs) - 1)] ?>" />
 	</body>
 </html>