diff --git a/include/constant.php b/include/constant.php
index bc9a31d21..bcef3a774 100644
--- a/include/constant.php
+++ b/include/constant.php
@@ -70,6 +70,7 @@ $g_captcha=false;
 $g_failed="<span style=\"font-size:18px;color:red\">&#x2716;</span>";
 $g_succeed="<span style=\"font-size:18px;color:green\">&#x2713;</span>";
 define ('SMALLX','&#x2D5D;');
+define ('BUTTONADD',"&#10010;");
 
 /* uncomment for development */
 
diff --git a/include/template/folder_display.php b/include/template/folder_display.php
index 280545811..fb33899a1 100644
--- a/include/template/folder_display.php
+++ b/include/template/folder_display.php
@@ -46,7 +46,7 @@ for ($i=0;$i<$nb_dossier;$i++):
     <tr id="row_db_<?php echo $a_dossier[$i]['dos_id'];?>" class="<?php echo $class?>">
         <td>
             <?php
-                echo HtmlInput::button('add_folder','&#10010;',  " onclick=\"folder_add({$user_id},{$a_dossier[$i]['dos_id']});\"", ' smallbutton');
+                echo HtmlInput::button('add_folder',BUTTONADD,  " onclick=\"folder_add({$user_id},{$a_dossier[$i]['dos_id']});\"", ' smallbutton');
             ?>
          
         </td>