diff --git a/docs/Intro_to_Unix_Part_1.html b/docs/Intro_to_Unix_Part_1.html
index ae1e6cc..3ab8ee8 100644
--- a/docs/Intro_to_Unix_Part_1.html
+++ b/docs/Intro_to_Unix_Part_1.html
@@ -1981,8 +1981,11 @@ versions of macOS</li>
 </ul>
 <pre class="text"><code>echo $0</code></pre>
 <pre><code>bash</code></pre>
-<p>Both bash and zsh should be able to run all of the commands in this
-workshop.</p>
+<ul>
+<li>We will use bash since it is the most widely used shell</li>
+<li>If your shell is not set to bash, type
+<code>chsh -s /bin/bash</code> and press enter</li>
+</ul>
 </section>
 <section id="commands" class="slide level2">
 <h2>Commands</h2>
@@ -2348,8 +2351,8 @@ size)</li>
 </ul>
 <pre class="text"><code>ls -lah part_1</code></pre>
 <pre><code>total 8
-drwx---rw-@ 4 nelphick  staff   128B Mar 11 10:10 .
-drwxr-xr-x@ 5 nelphick  staff   160B Mar 11 10:10 ..
+drwx---rw-@ 4 nelphick  staff   128B Mar 11 10:11 .
+drwxr-xr-x@ 5 nelphick  staff   160B Mar 11 10:11 ..
 -rw-r--r--@ 1 nelphick  staff     0B Apr 11  2023 .hidden_file.txt
 -rw-r--r--@ 1 nelphick  staff    60B Apr 12  2023 list_numbers.tsv</code></pre>
 </section>
@@ -2362,8 +2365,8 @@ ls -l</code></pre>
 <pre><code>cd ..
 ls -l</code></pre>
 <pre><code>total 0
-drwx---rw-@ 4 nelphick  staff  128 Mar 11 10:10 part_1
-drwxr-xr-x@ 3 nelphick  staff   96 Mar 11 10:10 part_2</code></pre>
+drwx---rw-@ 4 nelphick  staff  128 Mar 11 10:11 part_1
+drwxr-xr-x@ 3 nelphick  staff   96 Mar 11 10:11 part_2</code></pre>
 </section></section>
 <section>
 <section id="creating-and-altering-files" class="title-slide slide level1">
diff --git a/intro-unix-command-line/Intro_to_Unix_Part_1.Rmd b/intro-unix-command-line/Intro_to_Unix_Part_1.Rmd
index e64ba7e..abe1b04 100644
--- a/intro-unix-command-line/Intro_to_Unix_Part_1.Rmd
+++ b/intro-unix-command-line/Intro_to_Unix_Part_1.Rmd
@@ -118,7 +118,8 @@ cd unix_workshop_2024
 echo $0
 ```
 
-Both bash and zsh should be able to run all of the commands in this workshop.
+- We will use bash since it is the most widely used shell
+- If your shell is not set to bash, type `chsh -s /bin/bash` and press enter
 
 
 ## Commands