diff --git a/modules/backend/widgets/mediamanager/partials/_filters.htm b/modules/backend/widgets/mediamanager/partials/_filters.htm
index cf90cb94b..240548edd 100644
--- a/modules/backend/widgets/mediamanager/partials/_filters.htm
+++ b/modules/backend/widgets/mediamanager/partials/_filters.htm
@@ -1,36 +1,36 @@
 <h3 class="section"><?= e(trans('cms::lang.media.display')) ?></h3>
 
 <ul class="nav nav-stacked selector-group">
-    <li role="presentation" <?php if ($currentFilter == Cms\Widgets\MediaManager::FILTER_EVERYTHING): ?>class="active"<?php endif ?>>
+    <li role="presentation" <?php if ($currentFilter == Backend\Widgets\MediaManager::FILTER_EVERYTHING): ?>class="active"<?php endif ?>>
         <a href="#" data-command="set-filter" data-filter="<?= Backend\Widgets\MediaManager::FILTER_EVERYTHING ?>">
             <i class="icon-recycle"></i>
 
             <?= e(trans('cms::lang.media.filter_everything')) ?>
         </a>
     </li>
-    <li role="presentation" <?php if ($currentFilter == Cms\Classes\MediaLibraryItem::FILE_TYPE_IMAGE): ?>class="active"<?php endif ?>>
-        <a href="#" data-command="set-filter" data-filter="<?= Cms\Classes\MediaLibraryItem::FILE_TYPE_IMAGE ?>">
+    <li role="presentation" <?php if ($currentFilter == System\Classes\MediaLibraryItem::FILE_TYPE_IMAGE): ?>class="active"<?php endif ?>>
+        <a href="#" data-command="set-filter" data-filter="<?= System\Classes\MediaLibraryItem::FILE_TYPE_IMAGE ?>">
             <i class="icon-picture-o"></i>
 
             <?= e(trans('cms::lang.media.filter_images')) ?>
         </a>
     </li>
-    <li role="presentation" <?php if ($currentFilter == Cms\Classes\MediaLibraryItem::FILE_TYPE_VIDEO): ?>class="active"<?php endif ?>>
-        <a href="#" data-command="set-filter" data-filter="<?= Cms\Classes\MediaLibraryItem::FILE_TYPE_VIDEO ?>">
+    <li role="presentation" <?php if ($currentFilter == System\Classes\MediaLibraryItem::FILE_TYPE_VIDEO): ?>class="active"<?php endif ?>>
+        <a href="#" data-command="set-filter" data-filter="<?= System\Classes\MediaLibraryItem::FILE_TYPE_VIDEO ?>">
             <i class="icon-video-camera"></i>
 
             <?= e(trans('cms::lang.media.filter_video')) ?>
         </a>
     </li>
-    <li role="presentation" <?php if ($currentFilter == Cms\Classes\MediaLibraryItem::FILE_TYPE_AUDIO): ?>class="active"<?php endif ?>>
-        <a href="#" data-command="set-filter" data-filter="<?= Cms\Classes\MediaLibraryItem::FILE_TYPE_AUDIO ?>">
+    <li role="presentation" <?php if ($currentFilter == System\Classes\MediaLibraryItem::FILE_TYPE_AUDIO): ?>class="active"<?php endif ?>>
+        <a href="#" data-command="set-filter" data-filter="<?= System\Classes\MediaLibraryItem::FILE_TYPE_AUDIO ?>">
             <i class="icon-volume-up"></i>
 
             <?= e(trans('cms::lang.media.filter_audio')) ?>
         </a>
     </li>
-    <li role="presentation" <?php if ($currentFilter == Cms\Classes\MediaLibraryItem::FILE_TYPE_DOCUMENT): ?>class="active"<?php endif ?>>
-        <a href="#" data-command="set-filter" data-filter="<?= Cms\Classes\MediaLibraryItem::FILE_TYPE_DOCUMENT ?>">
+    <li role="presentation" <?php if ($currentFilter == System\Classes\MediaLibraryItem::FILE_TYPE_DOCUMENT): ?>class="active"<?php endif ?>>
+        <a href="#" data-command="set-filter" data-filter="<?= System\Classes\MediaLibraryItem::FILE_TYPE_DOCUMENT ?>">
             <i class="icon-file"></i>
 
             <?= e(trans('cms::lang.media.filter_documents')) ?>
diff --git a/modules/backend/widgets/mediamanager/partials/_item-icon.htm b/modules/backend/widgets/mediamanager/partials/_item-icon.htm
index f0881e416..758c62f15 100644
--- a/modules/backend/widgets/mediamanager/partials/_item-icon.htm
+++ b/modules/backend/widgets/mediamanager/partials/_item-icon.htm
@@ -1,7 +1,7 @@
 <div class="icon-container <?= $itemType ?>">
     <div class="icon-wrapper"><i class="<?= $this->itemTypeToIconClass($item, $itemType) ?>"></i></div>
 
-    <?php if ($itemType == Cms\Classes\MediaLibraryItem::FILE_TYPE_IMAGE):
+    <?php if ($itemType == System\Classes\MediaLibraryItem::FILE_TYPE_IMAGE):
         $thumbnailPath = $this->thumbnailExists($thumbnailParams, $item->path, $item->lastModified);
     ?>
         <div>