diff --git a/lcl/stdctrls.pp b/lcl/stdctrls.pp
index c88c1de6e4..0d70093186 100644
--- a/lcl/stdctrls.pp
+++ b/lcl/stdctrls.pp
@@ -824,6 +824,7 @@ type
     property AutoSize;
     property AutoSelect;
     property BidiMode;
+    property BorderStyle;
     property BorderSpacing;
     property Color;
     property Constraints;