diff --git a/packages/block-library/src/pattern/index.php b/packages/block-library/src/pattern/index.php
index 70c389e4ec8dbe..9a4d4c01b5bcd6 100644
--- a/packages/block-library/src/pattern/index.php
+++ b/packages/block-library/src/pattern/index.php
@@ -22,6 +22,8 @@ function register_block_core_pattern() {
  *
  * @since 6.3.0 Backwards compatibility: blocks with no `syncStatus` attribute do not receive block wrapper.
  *
+ * @global WP_Embed $wp_embed Used to process embedded content within patterns
+ *
  * @param array $attributes Block attributes.
  *
  * @return string Returns the output of the pattern.