diff --git a/src/main/res/values-vi/strings.xml b/src/main/res/values-vi/strings.xml
index 1eca61070..f23193570 100644
--- a/src/main/res/values-vi/strings.xml
+++ b/src/main/res/values-vi/strings.xml
@@ -1,4 +1,5 @@
-<?xml version="1.0" encoding="utf-8"?><!--
+<?xml version="1.0" encoding="utf-8"?>
+<!--
 Copyright 2010 Google Inc.
 
 Licensed under the Apache License, Version 2.0 (the "License");
@@ -12,8 +13,7 @@ distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
--->
-<resources>
+--><resources>
     <!-- Activity Type -->
     <string name="activity_type_airplane">máy bay</string>
     <string name="activity_type_atv">ATV</string>
@@ -277,7 +277,6 @@ limitations under the License.
     <string name="settings_stats_units_imperial">Hệ đo lường Anh (mi, ft)</string>
     <string name="settings_stats_units_metric">Hệ mét (km, m)</string>
     <string name="settings_stats_units_title">Đơn vị ưa thích</string>
-
     <!-- Share Track -->
     <string name="share_track_share_file">Chia sẻ tệp tuyến đường</string>
     <string name="share_track_share_file_body">Tôi nghĩ rằng bạn có thể quan tâm đến tuyến đường này.\n\nĐể xem tuyến đường này, hãy sử dụng Google Earth hoặc phần mềm vẽ bản đồ khác.\n\n%1$s</string>
@@ -462,4 +461,5 @@ limitations under the License.
     <string name="waypoint_type_waterfall">thác nước</string>
     <string name="waypoint_type_water_fountain">đài phun nước</string>
     <string name="waypoint_type_waypoint">điểm tham chiếu</string>
-</resources>
+    <string name="about_preference_title">Về OpenTracks</string>
+</resources>
\ No newline at end of file