diff --git a/components/engine/docs/website/gettingstarted/index.html b/components/engine/docs/website/gettingstarted/index.html
index 1da2f2cc3b..5a8de3232b 100644
--- a/components/engine/docs/website/gettingstarted/index.html
+++ b/components/engine/docs/website/gettingstarted/index.html
@@ -91,8 +91,8 @@
                         <p>Add the Ubuntu PPA (Personal Package Archive) sources to your apt sources list, update and install.</p>
                         <p>This may import a new GPG key (key 63561DC6: public key "Launchpad PPA for dotcloud team" imported).</p>
                         <div class="highlight">
-                            <pre>apt-get install software-properties-common</pre>
-                            <pre>add-apt-repository ppa:dotcloud/lxc-docker</pre>
+                            <pre>sudo apt-get install software-properties-common</pre>
+                            <pre>sudo add-apt-repository ppa:dotcloud/lxc-docker</pre>
                             <pre>sudo apt-get update</pre>
                             <pre>sudo apt-get install lxc-docker</pre>
                         </div>