diff --git a/src/wp-admin/css/forms.css b/src/wp-admin/css/forms.css
index 245bf599d0..c364ca403d 100644
--- a/src/wp-admin/css/forms.css
+++ b/src/wp-admin/css/forms.css
@@ -1034,7 +1034,7 @@ table.form-table td .updated p {
 
 #search-users,
 #search-sites {
-	max-width: 100%;
+	max-width: 60%;
 }
 
 /*------------------------------------------------------------------------------