diff --git a/img/holepatern.png b/img/holepatern.png
index 5ec8385..128795f 100644
Binary files a/img/holepatern.png and b/img/holepatern.png differ
diff --git a/src/d2/Shape.js b/src/d2/Shape.js
index ae092d9..8d50751 100644
--- a/src/d2/Shape.js
+++ b/src/d2/Shape.js
@@ -108,6 +108,11 @@ export default class Shape extends Matrix {
     if (!this._shapeData.solid) {
       context.fillStyle = holePatern;
       context.fill();
+
+      context.strokeStyle = 'black'; //'#888888';
+      context.lineWidth = lineWidth / 2.0;
+      context.stroke();
+
     } else if (this._shapeData.fill) {
       context.fillStyle = this.color;
       context.fill();