diff --git a/htdocs/lib/functions.inc.php3 b/htdocs/lib/functions.inc.php3
index 4385139f3ea..b4beeeb55f5 100644
--- a/htdocs/lib/functions.inc.php3
+++ b/htdocs/lib/functions.inc.php3
@@ -364,6 +364,7 @@ function print_date_select($set_time='')
   $strmonth[12] = "Décembre";
     
   $smonth = 1;
+  $sday = 1;
 
   $cday = date("d", $set_time);
   $cmonth = date("n", $set_time);