diff --git a/packages/block-library/CHANGELOG.md b/packages/block-library/CHANGELOG.md
index 62ed002f5d028..21549ecbb8936 100644
--- a/packages/block-library/CHANGELOG.md
+++ b/packages/block-library/CHANGELOG.md
@@ -7,6 +7,10 @@
 -   Removes the `core/legacy-widget` block. This is now in `@wordpress/widgets`
 	via `registerLegacyWidgetBlock()`.
 
+## Bug Fixes
+
+-   Include missing attributes when upgrading embed block ([#33235](https://github.com/WordPress/gutenberg/pull/33235))
+
 ## 3.2.0 (2021-05-24)
 
 ### New Features
diff --git a/packages/block-library/src/embed/util.js b/packages/block-library/src/embed/util.js
index 49e98b015ba9e..960e294856f8b 100644
--- a/packages/block-library/src/embed/util.js
+++ b/packages/block-library/src/embed/util.js
@@ -95,7 +95,8 @@ export const createUpgradedEmbedBlock = (
 	props,
 	attributesFromPreview = {}
 ) => {
-	const { preview, attributes: { url, providerNameSlug, type } = {} } = props;
+	const { preview, attributes = {} } = props;
+	const { url, providerNameSlug, type, ...restAttributes } = attributes;
 
 	if ( ! url || ! getBlockType( DEFAULT_EMBED_BLOCK ) ) return;
 
@@ -115,6 +116,7 @@ export const createUpgradedEmbedBlock = (
 	if ( shouldCreateNewBlock ) {
 		return createBlock( DEFAULT_EMBED_BLOCK, {
 			url,
+			...restAttributes,
 			...matchedBlock.attributes,
 		} );
 	}