diff --git a/src/main/haxework/gui/skin/ButtonColorSkin.hx b/src/main/haxework/gui/skin/ButtonColorSkin.hx
index e34f250..39d7402 100644
--- a/src/main/haxework/gui/skin/ButtonColorSkin.hx
+++ b/src/main/haxework/gui/skin/ButtonColorSkin.hx
@@ -1,5 +1,8 @@
 package haxework.gui.skin;
 
+import flash.display.LineScaleMode;
+import flash.display.JointStyle;
+import flash.display.CapsStyle;
 import flash.display.Graphics;
 import haxework.color.ColorUtil;
 import haxework.gui.ButtonView.ButtonState;
@@ -9,11 +12,13 @@ class ButtonColorSkin implements ISkin<ButtonView> {
     public var color(default, set):Int;
     public var alpha(default, default):Float;
     public var disable(default, default):Int;
+    public var round(default, default):Float;
     private var colors:Map<ButtonState, Int>;
 
-    public function new(color:Int = 0xffffff, alpha:Float = 1.0) {
+    public function new(color:Int = 0xffffff, alpha:Float = 1.0, round:Float = 15) {
         this.color = color;
         this.alpha = alpha;
+        this.round = round;
     }
 
     private function set_color(value:Int):Int {
@@ -34,8 +39,8 @@ class ButtonColorSkin implements ISkin<ButtonView> {
         }
         var graphics:Graphics = view.content.graphics;
         graphics.beginFill(color, alpha);
-        graphics.lineStyle(2, ColorUtil.multiply(color, 1.5));
-        graphics.drawRoundRect(1, 1, view.width - 2, view.height - 2, 5, 5);
+        graphics.lineStyle(2, ColorUtil.multiply(color, 1.5), 1, true, LineScaleMode.NONE, CapsStyle.ROUND, JointStyle.ROUND);
+        graphics.drawRoundRect(1, 1, view.width - 2, view.height - 2, round, round);
         graphics.lineStyle();
         graphics.endFill();
     }