diff --git a/src/ContainerMixin.js b/src/ContainerMixin.js
index 257247b6..438142e1 100644
--- a/src/ContainerMixin.js
+++ b/src/ContainerMixin.js
@@ -430,7 +430,8 @@ export const ContainerMixin = {
 
       const onEnd = () => {
         // Remove the helper from the DOM
-        this.helper.parentNode.removeChild(this.helper);
+        this.helper.remove();
+        this.helper = null;
 
         if (this.hideSortableGhost && this.sortableGhost) {
           this.sortableGhost.style.visibility = '';