diff --git a/navalplanner-webapp/src/main/webapp/calendars/_edition.zul b/navalplanner-webapp/src/main/webapp/calendars/_edition.zul
index 4c549ca8a..ee6879745 100644
--- a/navalplanner-webapp/src/main/webapp/calendars/_edition.zul
+++ b/navalplanner-webapp/src/main/webapp/calendars/_edition.zul
@@ -173,9 +173,9 @@
                       rows="4" width="400px">
                       <listhead>
                         <listheader label="${i18n:_('Day')}" />
-                        <listheader label="${i18n:_('Exception Type')}" />
-                        <listheader label="${i18n:_('Normal Effort')}" width="80px" />
-                        <listheader label="${i18n:_('Extra Effort')}" width="80px" />
+                        <listheader label="${i18n:_('Exception Type')}" width="150px" />
+                        <listheader label="${i18n:_('Normal Effort')}" width="100px" />
+                        <listheader label="${i18n:_('Extra Effort')}" width="100px" />
                         <listheader label="${i18n:_('Code')}"
                           visible="@{calendarController.editionController.notResourceCalendar}" />
                         <listheader label="${i18n:_('Origin')}" />