diff --git a/core/module/config/config.php b/core/module/config/config.php
index 09fc87b6..15265645 100755
--- a/core/module/config/config.php
+++ b/core/module/config/config.php
@@ -199,18 +199,34 @@ class config extends common {
 	 * Sauvegarde des données
 	 */
 	public function backup() {
-
 		// Creation du ZIP
-		$fileName = date('Y-m-d-h-i-s', time()) . '.zip';
+		$fileName = str_replace('/','',helper::baseUrl(false,false)) . '-'. date('Y-m-d-h-i-s', time()) . '.zip';
 		$zip = new ZipArchive();
-		if($zip->open(self::TEMP_DIR . $fileName, ZipArchive::CREATE) === TRUE){
-			foreach(configHelper::scanDir('site/') as $file) {
-				$zip->addFile($file);
-			}
+		$zip->open(self::TEMP_DIR . $fileName, ZipArchive::CREATE | ZipArchive::OVERWRITE);
+		$directory = 'site/';
+		$filter = array('backup','tmp');
+		$files =  new RecursiveIteratorIterator(
+			new RecursiveCallbackFilterIterator(
+			  new RecursiveDirectoryIterator(
+				$directory,
+				RecursiveDirectoryIterator::SKIP_DOTS
+			  ),
+			  function ($fileInfo, $key, $iterator) use ($filter) {
+				return $fileInfo->isFile() || !in_array($fileInfo->getBaseName(), $filter);
+			  }
+			)
+		  );
+		foreach ($files as $name => $file) 	{
+			if (!$file->isDir()) 	{
+				$filePath = $file->getRealPath();
+				$relativePath = substr($filePath, strlen(realpath('site/')) + 1);
+				$zip->addFile($filePath, $relativePath);
+			} 
+			
 		}
 		$zip->close();
 		// Téléchargement du ZIP
-		header('Content-Transfer-Encoding: binary');
+		header('Content-Type: application/zip');
 		header('Content-Disposition: attachment; filename="' . $fileName . '"');
 		header('Content-Length: ' . filesize(self::TEMP_DIR . $fileName));
 		readfile(self::TEMP_DIR . $fileName);