diff --git a/res/strings/en.properties b/res/strings/en.properties
index 3344738..9dbbdd3 100644
--- a/res/strings/en.properties
+++ b/res/strings/en.properties
@@ -9,4 +9,5 @@
 extract_feature=Extract Feature
 anim_settings=Animation Settings
 normal=Normal
+auto_tracking=Auto Tracking
 view=View
\ No newline at end of file