diff --git a/htdocs/theme/eldy/style.css.php b/htdocs/theme/eldy/style.css.php
index 02f2eb0a4ad..d861b78d4b4 100644
--- a/htdocs/theme/eldy/style.css.php
+++ b/htdocs/theme/eldy/style.css.php
@@ -3287,8 +3287,10 @@ table.valid {
     z-index: 3000;
 }
 
+div.ui-tooltip {
+	max-width: <?php print dol_size(600,'width'); ?>px !important;
+}
 .mytooltip {
-	width: <?php print dol_size(450,'width'); ?>px;
 	border-top: solid 1px #BBBBBB;
 	border-<?php print $left; ?>: solid 1px #BBBBBB;
 	border-<?php print $right; ?>: solid 1px #444444;
diff --git a/htdocs/theme/md/style.css.php b/htdocs/theme/md/style.css.php
index b94bdcf501e..1dafc3378ef 100644
--- a/htdocs/theme/md/style.css.php
+++ b/htdocs/theme/md/style.css.php
@@ -3381,6 +3381,10 @@ table.valid {
     z-index: 3000;
 }
 
+div.ui-tooltip {
+	max-width: <?php print dol_size(600,'width'); ?>px !important;
+}
+
 .mytooltip {
 	width: <?php print dol_size(450,'width'); ?>px;
 	border-top: solid 1px #BBBBBB;