diff --git a/libcef/browser/net/url_request_context_getter_impl.cc b/libcef/browser/net/url_request_context_getter_impl.cc
index 38a50bd0c..7bb6756fc 100644
--- a/libcef/browser/net/url_request_context_getter_impl.cc
+++ b/libcef/browser/net/url_request_context_getter_impl.cc
@@ -183,6 +183,8 @@ void CefURLRequestContextGetterImpl::ShutdownOnUIThread() {
   quick_check_enabled_.Destroy();
   pac_https_url_stripping_enabled_.Destroy();
   force_google_safesearch_.Destroy();
+  auth_server_whitelist_.Destroy();
+  auth_negotiate_delegate_whitelist_.Destroy();
 }
 
 net::URLRequestContext* CefURLRequestContextGetterImpl::GetURLRequestContext() {