diff --git a/projects/ng2-canvas-whiteboard-example/src/app/app.component.ts b/projects/ng2-canvas-whiteboard-example/src/app/app.component.ts
index 87b13c59..139295c6 100644
--- a/projects/ng2-canvas-whiteboard-example/src/app/app.component.ts
+++ b/projects/ng2-canvas-whiteboard-example/src/app/app.component.ts
@@ -43,7 +43,9 @@ export class AppComponent {
       const updates: Array<CanvasWhiteboardUpdate> = parsedStorageUpdates.map(updateJSON =>
         CanvasWhiteboardUpdate.deserializeJson(updateJSON));
       // Draw the updates onto the canvas
-      this.canvasWhiteboardService.drawCanvas(updates);
+      if (this.canvasWhiteboardComponent.getDrawingHistory().length != updates.length) {
+        this.canvasWhiteboardService.drawCanvas(updates);
+      }
     }
   }
 
diff --git a/projects/ng2-canvas-whiteboard/src/lib/canvas-whiteboard-update.model.ts b/projects/ng2-canvas-whiteboard/src/lib/canvas-whiteboard-update.model.ts
index 37199620..3df1be41 100644
--- a/projects/ng2-canvas-whiteboard/src/lib/canvas-whiteboard-update.model.ts
+++ b/projects/ng2-canvas-whiteboard/src/lib/canvas-whiteboard-update.model.ts
@@ -48,8 +48,8 @@ export class CanvasWhiteboardUpdate {
 
   stringify(): string {
     const objectToSerialize = {
-      x: this.x.toFixed(3),
-      y: this.y.toFixed(3),
+      x: Number(this.x).toFixed(3),
+      y: Number(this.y).toFixed(3),
       type: this.type,
       uuid: this.UUID,
       selectedShape: this.selectedShape