diff --git a/ipynb/Sierpinski.ipynb b/ipynb/Sierpinski.ipynb
index 1f27ea4..7553e88 100644
--- a/ipynb/Sierpinski.ipynb
+++ b/ipynb/Sierpinski.ipynb
@@ -1,4 +1,4 @@
->{
+{
  "cells": [
   {
    "cell_type": "markdown",