diff --git a/htdocs/core/customreports.php b/htdocs/core/customreports.php
index 4478f6f2ce6..c0eb1249012 100644
--- a/htdocs/core/customreports.php
+++ b/htdocs/core/customreports.php
@@ -253,7 +253,7 @@ if ($object->isextrafieldmanaged) {
     }
 }
 print '<div class="inline-block opacitymedium"><span class="fas fa-chart-line paddingright" title="'.$langs->trans("Measures").'"></span>'.$langs->trans("Measures").'</div> ';
-print $form->multiselectarray('search_measures', $arrayofmesures, $search_measures, 0, 0, 'maxwidth500', 1);
+print $form->multiselectarray('search_measures', $arrayofmesures, $search_measures, 0, 0, 'minwidth500', 1);
 print '</div>';
 
 // XAxis