diff --git a/app/views/templates/_admin_nav_tabs.html.erb b/app/views/templates/_admin_nav_tabs.html.erb
index 937faae..0399cc3 100644
--- a/app/views/templates/_admin_nav_tabs.html.erb
+++ b/app/views/templates/_admin_nav_tabs.html.erb
@@ -11,13 +11,13 @@
       </li>
     <!-- Phases -->
     <% template.phases.each do |phase| %>
-    <% if active == phase.id %>
-      <li class="active">
-    <% else %>
-      <li>
-    <% end %>
-      <%= link_to phase.title, admin_show_phase_path(phase.id) %>
-    </li>
+      <% if active == phase.id %>
+        <li class="active">
+      <% else %>
+        <li>
+      <% end %>
+        <%= link_to phase.title, admin_show_phase_path(phase.id) %>
+      </li>
     <% end %>
     <!-- Add another phase button -->
     <% if current_user.can_org_admin? &&
@@ -25,14 +25,14 @@
              current_user.org.funder? ||
              (template.org == current_user.org)) %>
       <% if active == 'add_plan' %>
-      <li class="active">
-    <% else %>
-      <li>
-    <% end %>
-      <% if @template == @current || @edit %>
+        <li class="active">
+      <% else %>
+        <li>
+      <% end %>
+      <% if (@template == @current || @edit) && template.customization_of.nil? %>
         <%= link_to _('Add new phase +'), admin_add_phase_path(template) %>
       <% end %>
     </li>
-    <%end%>
+    <% end %>
   </ul>
 </div>