diff --git a/app/views/gantts/show.html.erb b/app/views/gantts/show.html.erb
index 5675ed8e1..65ee86929 100644
--- a/app/views/gantts/show.html.erb
+++ b/app/views/gantts/show.html.erb
@@ -188,8 +188,14 @@ end %>
 
 <table style="width:100%">
 <tr>
-<td align="left"><%= link_to_content_update("\xc2\xab " + l(:label_previous), params.merge(@gantt.params_previous)) %></td>
-<td align="right"><%= link_to_content_update(l(:label_next) + " \xc2\xbb", params.merge(@gantt.params_next)) %></td>
+  <td align="left">
+    <%= link_to_content_update("\xc2\xab " + l(:label_previous),
+                               params.merge(@gantt.params_previous)) %>
+  </td>
+  <td align="right">
+    <%= link_to_content_update(l(:label_next) + " \xc2\xbb",
+                               params.merge(@gantt.params_next)) %>
+  </td>
 </tr>
 </table>