diff --git a/lib/core/utils/scroll-state.js b/lib/core/utils/scroll-state.js
index 3fe7261006..5e11cab6c7 100644
--- a/lib/core/utils/scroll-state.js
+++ b/lib/core/utils/scroll-state.js
@@ -14,6 +14,7 @@ function setScroll(elm, top, left) {
  * Create an array scroll positions from descending elements
  */
 function getElmScrollRecursive(root) {
+	// Need to also get .childNodes since SVGs in IE don't have .children.
 	return Array.from(root.children || root.childNodes || []).reduce(
 		(scrolls, elm) => {
 			const scroll = axe.utils.getScroll(elm);