diff --git a/docs/awesome_table_in_html.Rmd b/docs/awesome_table_in_html.Rmd
index 496d37f..bf8e058 100644
--- a/docs/awesome_table_in_html.Rmd
+++ b/docs/awesome_table_in_html.Rmd
@@ -23,6 +23,8 @@
 # install.packages("devtools")
 devtools::install_github("rstudio/rmarkdown")
 
+install.packages("kableExtra")
+
 # For dev version
 devtools::install_github("haozhu233/kableExtra")
 ```
diff --git a/docs/awesome_table_in_html.html b/docs/awesome_table_in_html.html
index 6824f4f..2a81ee1 100644
--- a/docs/awesome_table_in_html.html
+++ b/docs/awesome_table_in_html.html
@@ -11,7 +11,7 @@
 
 <meta name="author" content="Hao Zhu" />
 
-<meta name="date" content="2017-03-02" />
+<meta name="date" content="2017-03-04" />
 
 <title>Create Awesome HTML Table with knitr::kable and kableExtra</title>
 
@@ -217,7 +217,7 @@
 
 <h1 class="title toc-ignore">Create Awesome HTML Table with knitr::kable and kableExtra</h1>
 <h4 class="author"><em>Hao Zhu</em></h4>
-<h4 class="date"><em>2017-03-02</em></h4>
+<h4 class="date"><em>2017-03-04</em></h4>
 
 </div>
 
@@ -232,6 +232,8 @@
 <pre class="r"><code># install.packages(&quot;devtools&quot;)
 devtools::install_github(&quot;rstudio/rmarkdown&quot;)
 
+install.packages(&quot;kableExtra&quot;)
+
 # For dev version
 devtools::install_github(&quot;haozhu233/kableExtra&quot;)</code></pre>
 </div>
diff --git a/docs/awesome_table_in_pdf.Rmd b/docs/awesome_table_in_pdf.Rmd
index 46a78df..9426d61 100644
--- a/docs/awesome_table_in_pdf.Rmd
+++ b/docs/awesome_table_in_pdf.Rmd
@@ -23,6 +23,8 @@
 # install.packages("devtools")
 devtools::install_github("rstudio/rmarkdown")
 
+install.packages("kableExtra")
+
 # For dev version
 devtools::install_github("haozhu233/kableExtra")
 ```
diff --git a/docs/awesome_table_in_pdf.pdf b/docs/awesome_table_in_pdf.pdf
index 5f72506..6862230 100644
--- a/docs/awesome_table_in_pdf.pdf
+++ b/docs/awesome_table_in_pdf.pdf
Binary files differ