diff --git a/django/contrib/admin/static/admin/css/widgets.css b/django/contrib/admin/static/admin/css/widgets.css
index eb555c8baa..538af2eb06 100644
--- a/django/contrib/admin/static/admin/css/widgets.css
+++ b/django/contrib/admin/static/admin/css/widgets.css
@@ -49,8 +49,9 @@
     padding: 8px;
 }
 
-.selector-chosen-title label {
+.aligned .selector-chosen-title label {
     color: var(--header-link-color);
+    width: 100%;
 }
 
 .selector-available-title {
@@ -59,6 +60,10 @@
     padding: 8px;
 }
 
+.aligned .selector-available-title label {
+    width: 100%;
+}
+
 .selector .selector-filter {
     border: 1px solid var(--border-color);
     border-width: 0 1px;