diff --git a/dist/iwmlib.pixi.js b/dist/iwmlib.pixi.js
index 492bdc5..3709c26 100644
--- a/dist/iwmlib.pixi.js
+++ b/dist/iwmlib.pixi.js
@@ -9657,11 +9657,11 @@
 
             if (deepZoomInfo.clip) {
                 let mask = new PIXI.Graphics();
-                mask.beginFill(1, 1);
+                mask.alpha = 0.0000001;
+                mask.beginFill(0xff0000, 1);
                 mask.drawRect(0, 0, w, h);
                 mask.endFill();
                 this.mask = mask;
-                mask.alpha = 0;
                 this.addChild(mask);
                 this.minimumLevel = deepZoomInfo.baseLevel;
             }
diff --git a/lib/pixi/deepzoom/image.js b/lib/pixi/deepzoom/image.js
index 000ac47..f4ecb5a 100755
--- a/lib/pixi/deepzoom/image.js
+++ b/lib/pixi/deepzoom/image.js
@@ -386,6 +386,7 @@ export class DeepZoomImage extends PIXI.Container {
 
         if (deepZoomInfo.clip) {
             let mask = new PIXI.Graphics()
+            mask.alpha = 0.0000001
             mask.beginFill(0xff0000, 1)
             mask.drawRect(0, 0, w, h)
             mask.endFill()