diff --git a/packages/block-library/package.json b/packages/block-library/package.json
index 8273630e6d72e..df844f5cf2939 100644
--- a/packages/block-library/package.json
+++ b/packages/block-library/package.json
@@ -29,7 +29,8 @@
 		"src/**/*.scss",
 		"src/navigation-link/index.js",
 		"src/template-part/index.js",
-		"src/query/index.js"
+		"src/query/index.js",
+		"src/quote/v2/index.js"
 	],
 	"dependencies": {
 		"@babel/runtime": "^7.16.0",
diff --git a/packages/block-library/src/quote/v2/block.json b/packages/block-library/src/quote/v2/block.json
deleted file mode 100644
index 6b0f4fc30cb24..0000000000000
--- a/packages/block-library/src/quote/v2/block.json
+++ /dev/null
@@ -1,19 +0,0 @@
-{
-	"$schema": "https://schemas.wp.org/trunk/block.json",
-	"apiVersion": 2,
-	"name": "core/quote",
-	"title": "Quote",
-	"category": "text",
-	"description": "Give quoted text visual emphasis. \"In quoting others, we cite ourselves.\" — Julio Cortázar",
-	"keywords": [ "blockquote", "cite" ],
-	"textdomain": "default",
-	"attributes": {
-		"attribution": {
-			"type": "string",
-			"source": "html",
-			"selector": "figcaption",
-			"default": "",
-			"__experimentalRole": "content"
-		}
-	}
-}
diff --git a/packages/block-library/src/quote/v2/index.js b/packages/block-library/src/quote/v2/index.js
index 5d92e8302b91f..15bf94d3893dd 100644
--- a/packages/block-library/src/quote/v2/index.js
+++ b/packages/block-library/src/quote/v2/index.js
@@ -3,18 +3,14 @@
  */
 import { __ } from '@wordpress/i18n';
 import { quote as icon } from '@wordpress/icons';
+import { addFilter } from '@wordpress/hooks';
 
 /**
  * Internal dependencies
  */
-import metadata from './block.json';
 import edit from './edit';
 import save from './save';
 
-const { name } = metadata;
-
-export { metadata, name };
-
 const settings = {
 	icon,
 	example: {
@@ -35,3 +31,46 @@ const settings = {
 };
 
 export default settings;
+
+/**
+ * This function updates the attributes for the quote v2.
+ * This should be moved to block.json when v2 becomes the default.
+ *
+ * @param {Array}  blockSettings The settings of the block to be registered.
+ * @param {string} blockName     The name of the block to be registered.
+ * @return {Array} New settings.
+ */
+function registerQuoteV2Attributes( blockSettings, blockName ) {
+	if ( ! window?.__experimentalEnableQuoteBlockV2 ) {
+		return blockSettings;
+	}
+
+	if ( blockName !== 'core/quote' ) {
+		return blockSettings;
+	}
+
+	// Register the new attribute.
+	Object.assign( blockSettings.attributes, {
+		attribution: {
+			type: 'string',
+			source: 'html',
+			selector: 'figcaption',
+			default: '',
+			__experimentalRole: 'content',
+		},
+	} );
+
+	// Deregister the old ones.
+	delete blockSettings.attributes.value;
+	delete blockSettings.attributes.citation;
+
+	return blockSettings;
+}
+
+// Importing this file includes side effects.
+// This has been declared in block-library/package.json under sideEffects.
+addFilter(
+	'blocks.registerBlockType',
+	'core/quote/v2-attributes',
+	registerQuoteV2Attributes
+);