diff --git a/packages/e2e-tests/specs/editor/plugins/__snapshots__/cpt-locking.test.js.snap b/packages/e2e-tests/specs/editor/plugins/__snapshots__/cpt-locking.test.js.snap
index 61302341dd961..157989c0da728 100644
--- a/packages/e2e-tests/specs/editor/plugins/__snapshots__/cpt-locking.test.js.snap
+++ b/packages/e2e-tests/specs/editor/plugins/__snapshots__/cpt-locking.test.js.snap
@@ -1,5 +1,23 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
+exports[`cpt locking template_lock all should insert line breaks when using enter and shift-enter 1`] = `
+"<!-- wp:image -->
+<figure class=\\"wp-block-image\\"><img alt=\\"\\"/></figure>
+<!-- /wp:image -->
+
+<!-- wp:paragraph {\\"placeholder\\":\\"Add a description\\"} -->
+<p>First line<br>Second line<br>Third line</p>
+<!-- /wp:paragraph -->
+
+<!-- wp:quote -->
+<blockquote class=\\"wp-block-quote\\"><p></p></blockquote>
+<!-- /wp:quote -->
+
+<!-- wp:columns -->
+<div class=\\"wp-block-columns\\"></div>
+<!-- /wp:columns -->"
+`;
+
 exports[`cpt locking template_lock all should not error when deleting the cotents of a paragraph 1`] = `
 "<!-- wp:image -->
 <figure class=\\"wp-block-image\\"><img alt=\\"\\"/></figure>
diff --git a/packages/e2e-tests/specs/editor/plugins/cpt-locking.test.js b/packages/e2e-tests/specs/editor/plugins/cpt-locking.test.js
index 5ab8f91bfa876..08002328af1ed 100644
--- a/packages/e2e-tests/specs/editor/plugins/cpt-locking.test.js
+++ b/packages/e2e-tests/specs/editor/plugins/cpt-locking.test.js
@@ -9,6 +9,7 @@ import {
 	getEditedPostContent,
 	insertBlock,
 	pressKeyTimes,
+	pressKeyWithModifier,
 	setPostContent,
 } from '@wordpress/e2e-test-utils';
 
@@ -85,6 +86,18 @@ describe( 'cpt locking', () => {
 			expect( await getEditedPostContent() ).toMatchSnapshot();
 		} );
 
+		it( 'should insert line breaks when using enter and shift-enter', async () => {
+			await page.click(
+				'.block-editor-block-list__block[data-type="core/paragraph"]'
+			);
+			await page.keyboard.type( 'First line' );
+			await pressKeyTimes( 'Enter', 1 );
+			await page.keyboard.type( 'Second line' );
+			await pressKeyWithModifier( 'shift', 'Enter' );
+			await page.keyboard.type( 'Third line' );
+			expect( await getEditedPostContent() ).toMatchSnapshot();
+		} );
+
 		it( 'should show invalid template notice if the blocks do not match the templte', async () => {
 			const content = await getEditedPostContent();
 			const [ , contentWithoutImage ] = content.split(