diff --git a/src/scripts/choices.js b/src/scripts/choices.js
index 24b028b..f334638 100644
--- a/src/scripts/choices.js
+++ b/src/scripts/choices.js
@@ -1386,7 +1386,7 @@ class Choices {
   _onMouseDown(event) {
     const { target, shiftKey } = event;
     // If we have our mouse down on the scrollbar and are on IE11...
-    if (target === this.choiceList && isIE11()) {
+    if (this.choiceList.element.contains(target) && isIE11()) {
       this._isScrollingOnIe = true;
     }