diff --git a/calendar/templates/default/pref.tpl b/calendar/templates/default/pref.tpl
index 34b48b1c9d..4b40117d0d 100755
--- a/calendar/templates/default/pref.tpl
+++ b/calendar/templates/default/pref.tpl
@@ -1,6 +1,6 @@
 <p><b>{title}:</b><hr><p>
 <form action="{action_url}" method="POST">
- <table border="0" align="center" width="50%">
+ <table border="0" align="center" width="90%">
   {row}
  </table>
  <center><input type="submit" name="submit" value="{submit_lang}"></center>
diff --git a/calendar/templates/idsociety/pref.tpl b/calendar/templates/idsociety/pref.tpl
index 34b48b1c9d..4b40117d0d 100755
--- a/calendar/templates/idsociety/pref.tpl
+++ b/calendar/templates/idsociety/pref.tpl
@@ -1,6 +1,6 @@
 <p><b>{title}:</b><hr><p>
 <form action="{action_url}" method="POST">
- <table border="0" align="center" width="50%">
+ <table border="0" align="center" width="90%">
   {row}
  </table>
  <center><input type="submit" name="submit" value="{submit_lang}"></center>