diff --git a/src/Utils/BlockTemplateUtils.php b/src/Utils/BlockTemplateUtils.php
index bf8ddebbe6d..40bbfec5060 100644
--- a/src/Utils/BlockTemplateUtils.php
+++ b/src/Utils/BlockTemplateUtils.php
@@ -107,6 +107,7 @@ public static function gutenberg_build_template_result_from_post( $post ) {
 		$template->title          = $post->post_title;
 		$template->status         = $post->post_status;
 		$template->has_theme_file = $has_theme_file;
+		$template->origin         = 'plugin';
 		$template->is_custom      = true;
 		$template->post_types     = array(); // Don't appear in any Edit Post template selector dropdown.
 		if ( 'wp_template_part' === $post->post_type ) {