diff --git a/archive.php b/archive.php
index a2cbad8..8036852 100644
--- a/archive.php
+++ b/archive.php
@@ -17,7 +17,7 @@ $sidebar_pos = get_theme_mod( 'understrap_sidebar_position' );
 
 <div class="wrapper" id="archive-wrapper">
 
-	<div class="<?php echo esc_html( $container ); ?>" id="content" tabindex="-1">
+	<div class="<?php echo esc_attr( $container ); ?>" id="content" tabindex="-1">
 
 		<div class="row">