diff --git a/themes/osi/inc/template-tags.php b/themes/osi/inc/template-tags.php
index c1369b9..b5a2825 100755
--- a/themes/osi/inc/template-tags.php
+++ b/themes/osi/inc/template-tags.php
@@ -33,10 +33,7 @@ function osi_posted_on( string $format = '' ) {
 			esc_html( get_the_modified_date( $format ) )
 		);
 
-		$posted_on = sprintf(
-			/* translators: %s: post date. */
-			'<a href="' . esc_url( get_permalink() ) . '" rel="bookmark">' . $time_string . '</a>'
-		);
+		$posted_on = '<a href="' . esc_url( get_permalink() ) . '" rel="bookmark">' . $time_string . '</a>';
 
 		echo '<span class="posted-on">' . $posted_on . '</span>'; // phpcs:ignore
 	}
diff --git a/themes/osi/index.php b/themes/osi/index.php
index bf1e0e5..8e5529e 100755
--- a/themes/osi/index.php
+++ b/themes/osi/index.php
@@ -12,6 +12,8 @@
  * @package osi
  */
 
+defined( 'ABSPATH' ) || exit;
+
 get_header(); ?>
 
 <section class="content <?php echo ( osi_display_sidebar() ? 'has_sidebar' : 'has_no_sidebar' ); ?>" id="content">