diff --git a/catalog.php b/catalog.php
index 84f6ea7..ef03085 100644
--- a/catalog.php
+++ b/catalog.php
@@ -12,7 +12,7 @@ if (isset($_SESSION['user'])) {
 $user = new User($con, $_SESSION['user']);
 }
 
-$possiblePages = [
+$possibleFilters = [
   "hats",
   "shirts",
   "tshirts",
@@ -29,7 +29,7 @@ $possiblePages = [
 
 if(isset($_GET["filter"])) {
   $page = $_GET["filter"];
-  if(!in_array($page,$possiblePages)) {
+  if(!in_array($page,$possibleFilters)) {
     header('location: /error?err=404');
     exit;
   }