diff --git a/packages/block-library/src/embed/transforms.js b/packages/block-library/src/embed/transforms.js
index 1e955b34dc0d6..c2db0d435b116 100644
--- a/packages/block-library/src/embed/transforms.js
+++ b/packages/block-library/src/embed/transforms.js
@@ -21,7 +21,7 @@ const transforms = {
 			isMatch: ( node ) =>
 				node.nodeName === 'P' &&
 				/^\s*(https?:\/\/\S+)\s*$/i.test( node.textContent ) &&
-				node.textContent?.match( /https/gi ).length === 1,
+				node.textContent?.match( /https/gi )?.length === 1,
 			transform: ( node ) => {
 				return createBlock( EMBED_BLOCK, {
 					url: node.textContent.trim(),