diff --git a/src/main/cookie-manager.js b/src/main/cookie-manager.js
index 4988a89..e2a0efd 100644
--- a/src/main/cookie-manager.js
+++ b/src/main/cookie-manager.js
@@ -15,7 +15,7 @@ class CookieManager extends ServiceWorkerComponent {
   }
 
   enable(domain) {
-    chrome.cookies.onChanged.addListener(this.onChanged);
+    chrome.cookies.onChanged.addListener(this.onCookieChanged);
     this._undoStack.push(() => chrome.cookies.onChanged.removeListener(this.onCookieChanged));
     return chrome.cookies.getAll({ domain }).then((cookies) => {
       this._domainCookies.set(domain, cookies);