Fixed the install instructions.

www/index.html

@@ -70,7 +70,7 @@
               Depending on which Linux OS you are using, there might be one or more (or none, or even more) build dependencies that you need to resolve before you start the build process. If you work with <a target="_blank" href="http://www.ubuntu.com/">Ubuntu</a>, the following command should resolve all necessary build dependencies:
               <ul>
                 <li>
-                  <code>sudo apt wget make gawk gcc bc genisoimage</code>
+                  <code>sudo apt install wget make gawk gcc bc genisoimage</code>
                 </li>
               </ul>
             </li>