From b7125c05187a82ad93f897c8b028295ecf26bd0a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ella=20van=C2=A0Durpe?= <wp@iseulde.com>
Date: Wed, 25 Mar 2020 18:33:14 +0100
Subject: [PATCH] InnerBlocks: fix sibling inserter (#21143)

---
 .../src/components/block-list/insertion-point.js           | 7 +++++--
 .../src/components/block-list/root-container.js            | 1 -
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/packages/block-editor/src/components/block-list/insertion-point.js b/packages/block-editor/src/components/block-list/insertion-point.js
index 7aa46530ad3878..842b1e40b73cbe 100644
--- a/packages/block-editor/src/components/block-list/insertion-point.js
+++ b/packages/block-editor/src/components/block-list/insertion-point.js
@@ -49,7 +49,6 @@ function Indicator( { clientId } ) {
 }
 
 export default function InsertionPoint( {
-	className,
 	isMultiSelecting,
 	hasMultiSelection,
 	selectedBlockClientId,
@@ -72,7 +71,11 @@ export default function InsertionPoint( {
 	} );
 
 	function onMouseMove( event ) {
-		if ( event.target.className !== className ) {
+		if (
+			! event.target.classList.contains(
+				'block-editor-block-list__layout'
+			)
+		) {
 			if ( isInserterShown ) {
 				setIsInserterShown( false );
 			}
diff --git a/packages/block-editor/src/components/block-list/root-container.js b/packages/block-editor/src/components/block-list/root-container.js
index 57bc4ff137459c..1ca09351851667 100644
--- a/packages/block-editor/src/components/block-list/root-container.js
+++ b/packages/block-editor/src/components/block-list/root-container.js
@@ -76,7 +76,6 @@ function RootContainer( { children, className, hasPopover = true }, ref ) {
 
 	return (
 		<InsertionPoint
-			className={ className }
 			isMultiSelecting={ isMultiSelecting }
 			hasMultiSelection={ hasMultiSelection }
 			selectedBlockClientId={ selectedBlockClientId }