diff --git a/Telegram/SourceFiles/localstorage.cpp b/Telegram/SourceFiles/localstorage.cpp
index 274550a88..2933d51c6 100644
--- a/Telegram/SourceFiles/localstorage.cpp
+++ b/Telegram/SourceFiles/localstorage.cpp
@@ -146,7 +146,7 @@ auto PassKey = MTP::AuthKeyPtr();
 auto LocalKey = MTP::AuthKeyPtr();
 
 void createLocalKey(const QByteArray &pass, QByteArray *salt, MTP::AuthKeyPtr *result) {
-	auto key = MTP::AuthKey::Data { 0 };
+	auto key = MTP::AuthKey::Data { { 0 } };
 	auto iterCount = pass.size() ? LocalEncryptIterCount : LocalEncryptNoPwdIterCount; // dont slow down for no password
 	auto newSalt = QByteArray();
 	if (!salt) {
@@ -923,7 +923,7 @@ bool _readSetting(quint32 blockId, QDataStream &stream, int version, ReadSetting
 
 	case dbiKey: {
 		qint32 dcId;
-		MTP::AuthKey::Data key = { 0 };
+		auto key = MTP::AuthKey::Data { { 0 } };
 		stream >> dcId;
 		stream.readRawData(key.data(), key.size());
 		if (!_checkStreamStatus(stream)) return false;
@@ -1858,7 +1858,7 @@ ReadMapState _readMap(const QByteArray &pass) {
 		LOG(("App Info: could not decrypt pass-protected key from map file, maybe bad password..."));
 		return ReadMapPassNeeded;
 	}
-	auto key = MTP::AuthKey::Data { 0 };
+	auto key = MTP::AuthKey::Data { { 0 } };
 	if (keyData.stream.readRawData(key.data(), key.size()) != key.size() || !keyData.stream.atEnd()) {
 		LOG(("App Error: could not read pass-protected key from map file"));
 		return ReadMapFailed;
diff --git a/Telegram/SourceFiles/mtproto/auth_key.h b/Telegram/SourceFiles/mtproto/auth_key.h
index cfd8584ab..64b38f588 100644
--- a/Telegram/SourceFiles/mtproto/auth_key.h
+++ b/Telegram/SourceFiles/mtproto/auth_key.h
@@ -111,7 +111,7 @@ private:
 
 	Type _type = Type::Generated;
 	DcId _dcId = 0;
-	Data _key = { 0 };
+	Data _key = { { 0 } };
 	KeyId _keyId = 0;
 
 };
diff --git a/Telegram/SourceFiles/mtproto/connection.h b/Telegram/SourceFiles/mtproto/connection.h
index 0148a3fb4..1d2eaf3d3 100644
--- a/Telegram/SourceFiles/mtproto/connection.h
+++ b/Telegram/SourceFiles/mtproto/connection.h
@@ -264,7 +264,7 @@ private:
 	struct AuthKeyCreateStrings {
 		QByteArray dh_prime;
 		QByteArray g_a;
-		AuthKey::Data auth_key = { 0 };
+		AuthKey::Data auth_key = { { 0 } };
 	};
 	std::unique_ptr<AuthKeyCreateData> _authKeyData;
 	std::unique_ptr<AuthKeyCreateStrings> _authKeyStrings;
diff --git a/Telegram/SourceFiles/pspecific_mac.cpp b/Telegram/SourceFiles/pspecific_mac.cpp
index 6a19fd1a4..b2e956842 100644
--- a/Telegram/SourceFiles/pspecific_mac.cpp
+++ b/Telegram/SourceFiles/pspecific_mac.cpp
@@ -25,6 +25,7 @@ Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
 
 #include "localstorage.h"
 #include "passcodewidget.h"
+#include "mainwindow.h"
 #include "history/history_location_manager.h"
 
 #include <execinfo.h>