diff --git a/src/blocks/highlight/test/transforms.spec.js b/src/blocks/highlight/test/transforms.spec.js
index ff82008a3e4..096f007b117 100644
--- a/src/blocks/highlight/test/transforms.spec.js
+++ b/src/blocks/highlight/test/transforms.spec.js
@@ -52,7 +52,9 @@ describe( 'coblocks/highlight transforms', () => {
 		expect( block.attributes.content ).toBe( content );
 	} );
 
-	it( 'should transform raw html to block', () => {
+	// This test is failing due to removal of raw transforms.
+	// The raw transforms no longer process the given HTML as expected.
+	it.skip( 'should transform raw html to block', () => {
 		const content = 'Lorem <strong>ipsum</strong> dolor sit amet.';
 		const HTML = `<p class="wp-block-coblocks-highlight"><mark>${ content }</mark></p>`;
 
diff --git a/src/blocks/highlight/transforms.js b/src/blocks/highlight/transforms.js
index 5510ad23579..52ad743b223 100644
--- a/src/blocks/highlight/transforms.js
+++ b/src/blocks/highlight/transforms.js
@@ -2,7 +2,6 @@
  * Internal dependencies
  */
 import metadata from './block.json';
-import getPhrasingContentSchema from '../../utils/get-phrasing-content-schema';
 
 /**
  * WordPress dependencies
@@ -20,19 +19,6 @@ const transforms = {
 				} );
 			},
 		},
-		{
-			type: 'raw',
-			selector: 'p.wp-block-coblocks-highlight',
-			schema: {
-				p: {
-					children: {
-						mark: {
-							children: getPhrasingContentSchema(),
-						},
-					},
-				},
-			},
-		},
 		{
 			type: 'prefix',
 			prefix: ':highlight',
diff --git a/src/utils/get-phrasing-content-schema.js b/src/utils/get-phrasing-content-schema.js
deleted file mode 100644
index 2c97b55e469..00000000000
--- a/src/utils/get-phrasing-content-schema.js
+++ /dev/null
@@ -1,12 +0,0 @@
-import { getPhrasingContentSchema as getPhrasingContentSchemaDOM } from '@wordpress/dom';
-import { getPhrasingContentSchema as getPhrasingContentSchemaBlocks } from '@wordpress/blocks';
-
-let getPhrasingContentSchema = getPhrasingContentSchemaBlocks;
-
-// if getPhrasingContentSchemaDOM is available it is because
-// we are using a post 5.6 version of WP
-if ( typeof getPhrasingContentSchemaDOM === 'function' ) {
-	getPhrasingContentSchema = getPhrasingContentSchemaDOM;
-}
-
-export default getPhrasingContentSchema;