diff --git a/packages/categorize/configure/src/index.js b/packages/categorize/configure/src/index.js
index 2b15fd3b71..8afb058ecd 100644
--- a/packages/categorize/configure/src/index.js
+++ b/packages/categorize/configure/src/index.js
@@ -156,6 +156,7 @@ export default class CategorizeConfigure extends HTMLElement {
   disconnectedCallback() {
     if (this._root) {
       this._root.unmount();
+      this._root = null;
     }
   }
 }
diff --git a/packages/ebsr/configure/src/index.js b/packages/ebsr/configure/src/index.js
index 394a06fc3e..f5e7d0d98c 100644
--- a/packages/ebsr/configure/src/index.js
+++ b/packages/ebsr/configure/src/index.js
@@ -169,6 +169,7 @@ export default class EbsrConfigure extends HTMLElement {
     this.removeEventListener(MODEL_UPDATED, this.onModelUpdated);
     if (this._root) {
       this._root.unmount();
+      this._root = null;
     }
   }
 }