diff --git a/README.md b/README.md
index 8d6613d..fec0b76 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# ZwiiCampus 1.6.01
+# ZwiiCampus 1.6.02
 
 ZwiiCampus (Learning Management System) est logiciel auteur destiné à mettre en ligne des tutoriels. Il dispose de plusieurs modalités d'ouverture et d'accès des contenus. Basé sur la version 13 du CMS Zwii, la structure logicielle est solide, le framework de Zwii est éprouvé.
 
diff --git a/core/core.php b/core/core.php
index fe20531..ff81595 100644
--- a/core/core.php
+++ b/core/core.php
@@ -51,7 +51,7 @@ class common
 	const ACCESS_TIMER = 1800;
 
 	// Numéro de version
-	const ZWII_VERSION = '1.6.01';
+	const ZWII_VERSION = '1.6.02';
 
 	// URL autoupdate
 	const ZWII_UPDATE_URL = 'https://forge.chapril.org/ZwiiCMS-Team/campus-update/raw/branch/master/';
diff --git a/core/vendor/filemanager/dialog.php b/core/vendor/filemanager/dialog.php
index 151bc80..47a4ee3 100644
--- a/core/vendor/filemanager/dialog.php
+++ b/core/vendor/filemanager/dialog.php
@@ -864,50 +864,54 @@ if ($config['upload_files']) { ?>
 
     switch ($sort_by) {
         case 'date':
-            //usort($sorted, 'dateSort');
             usort($sorted, function($x, $y) use ($descending) {
                 if ($x['is_dir'] !== $y['is_dir']) {
                     return $y['is_dir'] ? 1 : -1;
                 } else {
-                    return ($descending)
-                        ? $x['size'] < $y['size']
-                        : $x['size'] >= $y['size'];
+                    if ($descending) {
+                        return ($x['size'] < $y['size']) ? -1 : ($x['size'] > $y['size'] ? 1 : 0);
+                    } else {
+                        return ($x['size'] > $y['size']) ? -1 : ($x['size'] < $y['size'] ? 1 : 0);
+                    }
                 }
             });
             break;
         case 'size':
-            //usort($sorted, 'sizeSort');
             usort($sorted, function($x, $y) use ($descending) {
                 if ($x['is_dir'] !== $y['is_dir']) {
                     return $y['is_dir'] ? 1 : -1;
                 } else {
-                    return ($descending)
-                        ? $x['date'] < $y['date']
-                        : $x['date'] >= $y['date'];
+                    if ($descending) {
+                        return ($x['date'] < $y['date']) ? -1 : ($x['date'] > $y['date'] ? 1 : 0);
+                    } else {
+                        return ($x['date'] > $y['date']) ? -1 : ($x['date'] < $y['date'] ? 1 : 0);
+                    }
                 }
             });
-            break;
         case 'extension':
-            //usort($sorted, 'extensionSort');
             usort($sorted, function($x, $y) use ($descending) {
                 if ($x['is_dir'] !== $y['is_dir']) {
                     return $y['is_dir'] ? 1 : -1;
                 } else {
-                    return ($descending)
-                        ? ($x['extension'] < $y['extension'] ? 1 : 0)
-                        : ($x['extension'] >= $y['extension'] ? 1 : 0);
+                    if ($descending) {
+                        return strcasecmp($x['extension'], $y['extension']);
+                    } else {
+                        return -strcasecmp($x['extension'], $y['extension']);
+                    }
                 }
             });
+            
             break;
         default:
-            // usort($sorted, 'filenameSort');
             usort($sorted, function($x, $y) use ($descending) {
                 if ($x['is_dir'] !== $y['is_dir']) {
                     return $y['is_dir'] ? 1 : -1;
                 } else {
-                    return ($descending)
-                    ? ($x['file_lcase'] < $y['file_lcase'] ? 1 : ($x['file_lcase'] == $y['file_lcase'] ? 0 : -1))
-                    : ($x['file_lcase'] >= $y['file_lcase'] ? 1 : ($x['file_lcase'] == $y['file_lcase'] ? 0 : -1));
+                    if ($descending) {
+                        return strcasecmp($x['file_lcase'], $y['file_lcase']);
+                    } else {
+                        return -strcasecmp($x['file_lcase'], $y['file_lcase']);
+                    }
                 }
             });
             break;