diff --git a/core/src/main/resources/lib/form/toggleSwitch.jelly b/core/src/main/resources/lib/form/toggleSwitch.jelly
index 137f96aea4a0..9db0522462c3 100644
--- a/core/src/main/resources/lib/form/toggleSwitch.jelly
+++ b/core/src/main/resources/lib/form/toggleSwitch.jelly
@@ -1,7 +1,7 @@
 <!--
 The MIT License
 
-Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
+Copyright (c) 2021, Jenkins contributors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/war/src/main/less/abstracts/theme.less b/war/src/main/less/abstracts/theme.less
index 10a62d2bd560..eb4985ae9667 100644
--- a/war/src/main/less/abstracts/theme.less
+++ b/war/src/main/less/abstracts/theme.less
@@ -73,7 +73,7 @@
   --header-link-bg-active-v2: var(--primary-active);
 
   // Header dimensions
-  --header-item-border-radius: 6px;
+  --header-item-border-radius: 4px;
 
   // Breadcrumbs and footer
   --breadcrumbs-bg: #f8f8f8;