diff --git a/src/wp-includes/blocks/index.php b/src/wp-includes/blocks/index.php
index 326fc043b0..b702cdf03c 100644
--- a/src/wp-includes/blocks/index.php
+++ b/src/wp-includes/blocks/index.php
@@ -52,6 +52,7 @@ function register_core_block_types_from_metadata() {
 		'code',
 		'column',
 		'columns',
+		'cover',
 		'embed',
 		'freeform',
 		'gallery',