Index: src/wp-content/themes/twentyfourteen/sidebar.php
===================================================================
--- src/wp-content/themes/twentyfourteen/sidebar.php	(revision 26424)
+++ src/wp-content/themes/twentyfourteen/sidebar.php	(working copy)
@@ -9,7 +9,7 @@
 ?>
 <div id="secondary">
 	<?php
-		$description = get_bloginfo( 'description' );
+		$description = get_bloginfo( 'description', 'display' );
 		if ( ! empty ( $description ) ) :
 	?>
 	<h2 class="site-description"><?php echo esc_html( $description ); ?></h2>