diff --git a/js/Clock.js b/js/Clock.js
index a0ad43cdd0c2fea5e8e47bfcacd444c965c9202f..39ebb1220df3651a9d11206054a7f65c3361148b 100644
--- a/js/Clock.js
+++ b/js/Clock.js
@@ -2,7 +2,7 @@ function Clock(panel, config) {
 	this.canvas = panel[0].querySelector("canvas");
 	this.pane = this.canvas.getContext("2d");
 	this.bgCanvas = document.createElement("canvas");
-	this.bgPane = this.canvas.getContext("2d");
+	this.bgPane = this.bgCanvas.getContext("2d");
 
 	this.monthNames		= ["jan","feb","mar","apr","may","jun","jul","aug","sep","oct","nov","dec"];
 	this.dayNames		= ["so","mo","di","mi","do","fr","sa"];