diff --git a/lib/utils/debounce.js b/lib/utils/debounce.js
index 1ba103cd88..5215cc27c1 100644
--- a/lib/utils/debounce.js
+++ b/lib/utils/debounce.js
@@ -15,7 +15,7 @@ import './async.js';
 /**
  * @summary Collapse multiple callbacks into one invocation after a timer.
  */
-export const Debouncer = class Debouncer {
+export class Debouncer {
   constructor() {
     this._asyncModule = null;
     this._callback = null;
@@ -111,4 +111,4 @@ export const Debouncer = class Debouncer {
     debouncer.setConfig(asyncModule, callback);
     return debouncer;
   }
-};
+}