diff --git a/components/com_contact/tmpl/contact/default_links.php b/components/com_contact/tmpl/contact/default_links.php
index ad391fbe844c6..bf4ed2a2b4f41 100644
--- a/components/com_contact/tmpl/contact/default_links.php
+++ b/components/com_contact/tmpl/contact/default_links.php
@@ -25,7 +25,7 @@
 <?php endif; ?>
 
 <div class="com-contact__links contact-links">
-	<ul class="nav nav-pills flex-column">
+	<ul class="nav flex-column">
 		<?php
 		// Letters 'a' to 'e'
 		foreach (range('a', 'e') as $char) :
diff --git a/plugins/sampledata/blog/blog.php b/plugins/sampledata/blog/blog.php
index baaf7da54adf3..9ad7094e8c0c0 100644
--- a/plugins/sampledata/blog/blog.php
+++ b/plugins/sampledata/blog/blog.php
@@ -664,7 +664,7 @@ public function onAjaxSampledataApplyStep3()
 					'startLevel'      => 1,
 					'endLevel'        => 0,
 					'showAllChildren' => 0,
-					'class_sfx'       => ' nav-pills',
+					'class_sfx'       => '',
 					'layout'          => '_:default',
 					'cache'           => 1,
 					'cache_time'      => 900,
@@ -687,7 +687,7 @@ public function onAjaxSampledataApplyStep3()
 					'startLevel'      => 1,
 					'endLevel'        => 0,
 					'showAllChildren' => 1,
-					'class_sfx'       => ' nav-pills',
+					'class_sfx'       => '',
 					'layout'          => '_:default',
 					'cache'           => 1,
 					'cache_time'      => 900,