diff --git a/files/ajax/upload.php b/files/ajax/upload.php
index 241edc216f..67611fb893 100644
--- a/files/ajax/upload.php
+++ b/files/ajax/upload.php
@@ -16,12 +16,13 @@ foreach ($_FILES['files']['error'] as $error) {
 	if ($error != 0) {
 		$l=new OC_L10N('files');
 		$errors = array(
-			0=>$l->t("There is no error, the file uploaded with success"),
-			1=>$l->t("The uploaded file exceeds the upload_max_filesize directive in php.ini").ini_get('upload_max_filesize'),
-			2=>$l->t("The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form"),
-			3=>$l->t("The uploaded file was only partially uploaded"),
-			4=>$l->t("No file was uploaded"),
-			6=>$l->t("Missing a temporary folder")
+			UPLOAD_ERR_OK=>$l->t("There is no error, the file uploaded with success"),
+			UPLOAD_ERR_INI_SIZE=>$l->t("The uploaded file exceeds the upload_max_filesize directive in php.ini").ini_get('upload_max_filesize'),
+			UPLOAD_ERR_FORM_SIZE=>$l->t("The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form"),
+			UPLOAD_ERR_PARTIAL=>$l->t("The uploaded file was only partially uploaded"),
+			UPLOAD_ERR_NO_FILE=>$l->t("No file was uploaded"),
+			UPLOAD_ERR_NO_TMP_DIR=>$l->t("Missing a temporary folder"),
+			UPLOAD_ERR_CANT_WRITE=>$l->t('Failed to write to disk'),
 		);
 		OC_JSON::error(array("data" => array( "message" => $errors[$error] )));
 		exit();