diff --git a/htdocs/core/modules/project/task/mod_task_universal.php b/htdocs/core/modules/project/task/mod_task_universal.php
index f1d295802a9..a9dc2846ad6 100644
--- a/htdocs/core/modules/project/task/mod_task_universal.php
+++ b/htdocs/core/modules/project/task/mod_task_universal.php
@@ -83,9 +83,9 @@ class mod_task_universal extends ModeleNumRefTask
 
 		// Parametrage du prefix
 		$texte.= '<tr><td>'.$langs->trans("Mask").':</td>';
-		$texte.= '<td align="right">'.$form->textwithpicto('<input type="text" class="flat" size="24" name="masktask" value="'.$conf->global->PROJECT_TASK_UNIVERSAL_MASK.'">', $tooltip, 1, 1).'</td>';
+		$texte.= '<td class="right">'.$form->textwithpicto('<input type="text" class="flat" size="24" name="masktask" value="'.$conf->global->PROJECT_TASK_UNIVERSAL_MASK.'">', $tooltip, 1, 1).'</td>';
 
-		$texte.= '<td align="left" rowspan="2">&nbsp; <input type="submit" class="button" value="'.$langs->trans("Modify").'" name="Button"></td>';
+		$texte.= '<td class="left" rowspan="2">&nbsp; <input type="submit" class="button" value="'.$langs->trans("Modify").'" name="Button"></td>';
 
 		$texte.= '</tr>';