diff --git a/src/pixi/renderers/canvas/CanvasRenderer.js b/src/pixi/renderers/canvas/CanvasRenderer.js
index 654fc1a..9c2a115 100644
--- a/src/pixi/renderers/canvas/CanvasRenderer.js
+++ b/src/pixi/renderers/canvas/CanvasRenderer.js
@@ -52,7 +52,7 @@
     if(!PIXI.blendModesCanvas)
     {
         PIXI.blendModesCanvas = [];
-        
+
         if(PIXI.canUseNewCanvasBlendModes())
         {
             PIXI.blendModesCanvas[PIXI.blendModes.NORMAL]   = "source-over";
@@ -186,6 +186,11 @@
     this.context.setTransform(1,0,0,1,0,0);
     this.context.globalAlpha = 1;
 
+    if (navigator.isCocoonJS && this.view.screencanvas) {
+        this.context.fillStyle = "black";
+        this.context.clear();
+    }
+
     if (!this.transparent && this.clearBeforeRender)
     {
         this.context.fillStyle = stage.backgroundColorString;