diff --git a/td/telegram/AuthManager.cpp b/td/telegram/AuthManager.cpp
index 2caac554..bd23636c 100644
--- a/td/telegram/AuthManager.cpp
+++ b/td/telegram/AuthManager.cpp
@@ -261,21 +261,17 @@ void AuthManager::set_phone_number(uint64 query_id, string phone_number,
   other_user_ids_.clear();
   was_qr_code_request_ = false;
 
-  auto r_send_code = send_code_helper_.send_code(phone_number, settings, api_id_, api_hash_);
-  if (r_send_code.is_error()) {
+  if (send_code_helper_.phone_number() != phone_number) {
     send_code_helper_ = SendCodeHelper();
     terms_of_service_ = TermsOfService();
-    r_send_code = send_code_helper_.send_code(phone_number, settings, api_id_, api_hash_);
-    if (r_send_code.is_error()) {
-      return on_query_error(query_id, r_send_code.move_as_error());
-    }
   }
 
   on_new_query(query_id);
 
   start_net_query(NetQueryType::SendCode,
-                  G()->net_query_creator().create(create_storer(r_send_code.move_as_ok()), DcId::main(),
-                                                  NetQuery::Type::Common, NetQuery::AuthFlag::Off));
+                  G()->net_query_creator().create(
+                      create_storer(send_code_helper_.send_code(phone_number, settings, api_id_, api_hash_)),
+                      DcId::main(), NetQuery::Type::Common, NetQuery::AuthFlag::Off));
 }
 
 void AuthManager::resend_authentication_code(uint64 query_id) {
diff --git a/td/telegram/SendCodeHelper.cpp b/td/telegram/SendCodeHelper.cpp
index c5fe9b1f..e0ff47c8 100644
--- a/td/telegram/SendCodeHelper.cpp
+++ b/td/telegram/SendCodeHelper.cpp
@@ -53,11 +53,8 @@ telegram_api::object_ptr<telegram_api::codeSettings> SendCodeHelper::get_input_c
                                                                false /*ignored*/);
 }
 
-Result<telegram_api::auth_sendCode> SendCodeHelper::send_code(Slice phone_number, const Settings &settings,
-                                                              int32 api_id, const string &api_hash) {
-  if (!phone_number_.empty()) {
-    return Status::Error(8, "Can't change phone");
-  }
+telegram_api::auth_sendCode SendCodeHelper::send_code(Slice phone_number, const Settings &settings, int32 api_id,
+                                                      const string &api_hash) {
   phone_number_ = phone_number.str();
   return telegram_api::auth_sendCode(phone_number_, api_id, api_hash, get_input_code_settings(settings));
 }
diff --git a/td/telegram/SendCodeHelper.h b/td/telegram/SendCodeHelper.h
index 9a403572..6c7c76f0 100644
--- a/td/telegram/SendCodeHelper.h
+++ b/td/telegram/SendCodeHelper.h
@@ -25,8 +25,8 @@ class SendCodeHelper {
 
   using Settings = td_api::object_ptr<td_api::phoneNumberAuthenticationSettings>;
 
-  Result<telegram_api::auth_sendCode> send_code(Slice phone_number, const Settings &settings, int32 api_id,
-                                                const string &api_hash);
+  telegram_api::auth_sendCode send_code(Slice phone_number, const Settings &settings, int32 api_id,
+                                        const string &api_hash);
 
   telegram_api::account_sendChangePhoneCode send_change_phone_code(Slice phone_number, const Settings &settings);