diff --git a/CHANGELOG.md b/CHANGELOG.md
index bc7c249..2bb75fe 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All notable changes to this project will be documented in this file.
 
+## 4.5.1 - 2024.9.24
+### Fixed
+* The `whereIn` and `whereNotIn` argument methods now are case-insensitive
+
 ## 4.5.0 - 2024.9.24
 ### Added
 * Assets are uploaded to the currently selected album
diff --git a/composer.json b/composer.json
index 5b55eac..1b0ab4f 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
   "name": "lsst-epo/canto-dam-assets",
   "description": "This Craft CMS plugin adds a Field Type with GraphQL support for the Canto Digital Asset Management (DAM) web system",
   "type": "craft-plugin",
-  "version": "4.5.0",
+  "version": "4.5.1",
   "license": "MIT",
   "require": {
     "php": ">=8.0.2",
diff --git a/src/lib/laravel/Collection.php b/src/lib/laravel/Collection.php
index 9bffb77..83f0ace 100644
--- a/src/lib/laravel/Collection.php
+++ b/src/lib/laravel/Collection.php
@@ -76,7 +76,7 @@ public function whereIn($key, $values, $strict = false)
             $item = data_get($item, $key);
             // Handle the case where the data is an array of items
             if (is_array($item)) {
-                return count(array_intersect($item, $values)) > 0;
+                return count(array_intersect(array_map('strtolower', $item), array_map('strtolower', $values))) > 0;
             }
             return in_array($item, $values, $strict);
         });
@@ -98,7 +98,7 @@ public function whereNotIn($key, $values, $strict = false)
             $item = data_get($item, $key);
             // Handle the case where the data is an array of items
             if (is_array($item)) {
-                return count(array_intersect($item, $values)) > 0;
+                return count(array_intersect(array_map('strtolower', $item), array_map('strtolower', $values))) > 0;
             }
             return in_array($item, $values, $strict);
         });