diff --git a/introduction_to_amazon_algorithms/lda_topic_modeling/LDA-Introduction.ipynb b/introduction_to_amazon_algorithms/lda_topic_modeling/LDA-Introduction.ipynb
index 74aeaf7722..4c05a01d57 100644
--- a/introduction_to_amazon_algorithms/lda_topic_modeling/LDA-Introduction.ipynb
+++ b/introduction_to_amazon_algorithms/lda_topic_modeling/LDA-Introduction.ipynb
@@ -1,4 +1,4 @@
-{
+{ 
  "cells": [
   {
    "cell_type": "markdown",