diff --git a/lib/client/client_account.dart b/lib/client/client_account.dart
index 2b677cdb..d6ed3576 100644
--- a/lib/client/client_account.dart
+++ b/lib/client/client_account.dart
@@ -257,6 +257,11 @@ class TwitterAccount {
     await repository.update(tableRateLimits, {'remaining': json.encode(rateLimitRemaining), 'reset': json.encode(rateLimitReset)}, where: 'oauth_token = ?', whereArgs: [ oauthToken ]);
   }
 
+  static Future<void> flushLastTwitterOauthToken() async {
+    final prefs = await SharedPreferences.getInstance();
+    prefs.remove('lastTwitterOauthToken');
+  }
+
   static Future<Map<String,dynamic>?> getNextTwitterTokenInfo(String uriPath, int total) async {
     List<TwitterTokenEntity> filteredTwitterTokenLst = currentAccountTypes == twitterAccountTypesOnlyRegular ?
       _twitterTokenLst.where((e) => !e.guest).toList() :
diff --git a/lib/settings/_account.dart b/lib/settings/_account.dart
index e1521e61..1c8d553b 100644
--- a/lib/settings/_account.dart
+++ b/lib/settings/_account.dart
@@ -46,7 +46,8 @@ class _SettingsAccountFragmentState extends State<SettingsAccountFragment> {
         items: accountTypeLst
             .map((e) => DropdownMenuItem(value: e['id'], child: Text(e['val'] as String)))
             .toList(),
-        onChange: (value) {
+        onChange: (value) async {
+          await TwitterAccount.flushLastTwitterOauthToken();
           if (value ==  twitterAccountTypesBoth || value ==  twitterAccountTypesPriorityToRegular) {
             TwitterAccount.currentAccountTypes = value as String;
             TwitterAccount.sortAccounts();