diff --git a/src/js/filemanager.js b/src/js/filemanager.js
index 3e504e4ce..484ab2ee9 100644
--- a/src/js/filemanager.js
+++ b/src/js/filemanager.js
@@ -368,7 +368,7 @@ app.controller('FileManagerController', ['$scope', '$translate', '$timeout', 'Cl
 
             Client.filesUpload($scope.id, $scope.type, filePath, file, overwrite, function (loaded) {
                 $scope.uploadStatus.percentDone = ($scope.uploadStatus.done+loaded) * 100 / $scope.uploadStatus.size;
-                $scope.uploadStatus.sizeDone += loaded;
+                $scope.uploadStatus.sizeDone = loaded;
             }, function (error) {
                 if (error) return callback(error);