diff --git a/html/StupidIABattleship.php b/html/StupidIABattleship.php
index 202cc2e..bf3ecd4 100644
--- a/html/StupidIABattleship.php
+++ b/html/StupidIABattleship.php
@@ -207,7 +207,7 @@ switch($_POST['act']){
         echo json_encode($shipsCoords);
         break;
     case "fight":
-      if((is_int($_POST['width'])) && (is_int($_POST['height']))){
+      if((is_int(settype($_POST['width'],"integer"))) && (is_int(settype($_POST['height']),"integer")){
 	echo rand(0,$_POST['width']).",".$_POST['height'];
       }else{
 	echo "boaf".$_POST['width']."-".$_POST['height'];