diff --git a/htdocs/core/class/html.form.class.php b/htdocs/core/class/html.form.class.php
index 4af8364a751..72f5380507d 100644
--- a/htdocs/core/class/html.form.class.php
+++ b/htdocs/core/class/html.form.class.php
@@ -4795,18 +4795,32 @@ class Form
 						nextText: '".$langs->trans("Next")."',
 						currentText: '".$langs->trans("Today")."',
 						monthNames: [
-							'".$langs->trans("Month01")."',
-							'".$langs->trans("Month02")."',
-							'".$langs->trans("Month03")."',
-							'".$langs->trans("Month04")."',
-							'".$langs->trans("Month05")."',
-							'".$langs->trans("Month06")."',
-							'".$langs->trans("Month07")."',
-							'".$langs->trans("Month08")."',
-							'".$langs->trans("Month09")."',
-							'".$langs->trans("Month10")."',
-							'".$langs->trans("Month11")."',
-							'".$langs->trans("Month12")."'
+							'".$langs->trans("January")."',
+							'".$langs->trans("February")."',
+							'".$langs->trans("March")."',
+							'".$langs->trans("April")."',
+							'".$langs->trans("May")."',
+							'".$langs->trans("June")."',
+							'".$langs->trans("July")."',
+							'".$langs->trans("August")."',
+							'".$langs->trans("September")."',
+							'".$langs->trans("October")."',
+							'".$langs->trans("November")."',
+							'".$langs->trans("December")."'
+						],
+						monthNamesShort: [
+							'".$langs->trans("JanuaryMin")."',
+							'".$langs->trans("FebruaryMin")."',
+							'".$langs->trans("MarchMin")."',
+							'".$langs->trans("AprilMin")."',
+							'".$langs->trans("MayMin")."',
+							'".$langs->trans("JuneMin")."',
+							'".$langs->trans("JulyMin")."',
+							'".$langs->trans("AugustMin")."',
+							'".$langs->trans("SeptemberMin")."',
+							'".$langs->trans("OctoberMin")."',
+							'".$langs->trans("NovemberMin")."',
+							'".$langs->trans("DecemberMin")."'
 						],
 						dayNames: [
 							'".$langs->trans("Sunday")."',