diff --git a/htdocs/comm/action/index.php b/htdocs/comm/action/index.php
index 23ef3e9a43c..b79873f9f23 100644
--- a/htdocs/comm/action/index.php
+++ b/htdocs/comm/action/index.php
@@ -242,7 +242,7 @@ $param.='&year='.$year.'&month='.$month.($day?'&day='.$day:'');
 $head = calendars_prepare_head('');
 
 dol_fiche_head($head, 'card', $langs->trans('Events'), 0, $picto);
-print_actions_filter($form,$canedit,$status,$year,$month,$day,$showborthday,$filtera,$filtert,$filterd,$pid,$socid);
+print_actions_filter($form,$canedit,$status,$year,$month,$day,$showbirthday,$filtera,$filtert,$filterd,$pid,$socid);
 dol_fiche_end();
 
 // Add link to show birthdays
diff --git a/htdocs/comm/action/listactions.php b/htdocs/comm/action/listactions.php
index 6860ef2bb2e..f0ca649adf7 100644
--- a/htdocs/comm/action/listactions.php
+++ b/htdocs/comm/action/listactions.php
@@ -190,7 +190,7 @@ if ($resql)
     $head = calendars_prepare_head('');
 
     dol_fiche_head($head, 'card', $langs->trans('Events'), 0, 'list');
-    print_actions_filter($form,$canedit,$status,$year,$month,$day,$showborthday,$filtera,$filtert,$filterd,$pid,$socid);
+    print_actions_filter($form,$canedit,$status,$year,$month,$day,$showbirthday,$filtera,$filtert,$filterd,$pid,$socid);
     dol_fiche_end();
 
     // Add link to show birthdays
diff --git a/htdocs/lib/agenda.lib.php b/htdocs/lib/agenda.lib.php
index 4f79639b6c6..b12e081d845 100644
--- a/htdocs/lib/agenda.lib.php
+++ b/htdocs/lib/agenda.lib.php
@@ -34,14 +34,14 @@
  * @param 		$year
  * @param 		$month
  * @param 		$day
- * @param 		$showborthday
+ * @param 		$showbirthday
  * @param 		$filtera
  * @param 		$filtert
  * @param 		$filterd
  * @param 		$pid
  * @param 		$socid
  */
-function print_actions_filter($form,$canedit,$status,$year,$month,$day,$showborthday,$filtera,$filtert,$filterd,$pid,$socid)
+function print_actions_filter($form,$canedit,$status,$year,$month,$day,$showbirthday,$filtera,$filtert,$filterd,$pid,$socid)
 {
 	global $conf,$langs;