Got available and used mixed up

Rocket.toml

@@ -1,2 +1,3 @@
 [default]
 template_dir = "templates"
+address = "0.0.0.0"

templates/index.html.tera

@@ -38,7 +38,7 @@
           {% for disk in system.disks %}
           <h3>{{disk.name}}</h3>
           <p class="subheading">Mounted at: {{disk.mount_point}}</p>
-          <p>{{disk.available_space}} used of {{disk.total_space}}</p>
+          <p>{{disk.available_space}} of {{disk.total_space}} available</p>
           {% if not loop.last %}
           <hr>
           {% endif %}