diff --git a/wp-includes/post-template.php b/wp-includes/post-template.php
index a2f5d1a56..f6625a1eb 100644
--- a/wp-includes/post-template.php
+++ b/wp-includes/post-template.php
@@ -489,6 +489,8 @@ function get_body_class( $class = '' ) {
 		if ( is_page_template() ) {
 			$classes[] = 'page-template';
 			$classes[] = 'page-template-' . sanitize_html_class( str_replace( '.', '-', get_post_meta( $page_id, '_wp_page_template', true ) ), '' );
+		} else {
+			$classes[] = 'page-template-default';			
 		}
 	} elseif ( is_search() ) {
 		if ( !empty( $wp_query->posts ) )