diff --git a/packages/block-editor/src/components/block-list/zoom-out-separator.js b/packages/block-editor/src/components/block-list/zoom-out-separator.js
index 8accfce573ddd8..7903b347338827 100644
--- a/packages/block-editor/src/components/block-list/zoom-out-separator.js
+++ b/packages/block-editor/src/components/block-list/zoom-out-separator.js
@@ -87,6 +87,8 @@ export function ZoomOutSeparator( {
 						ease: [ 0.6, 0, 0.4, 1 ],
 					} }
 					className="block-editor-block-list__zoom-out-separator"
+					// Indicate that this is an insertion point and should not trigger
+					// dropleave events for any parent drop zone.
 					data-is-insertion-point="true"
 				></motion.div>
 			) }