diff --git a/Telegram/SourceFiles/calls/calls_controller.h b/Telegram/SourceFiles/calls/calls_controller.h
index cab175e25..136f968ac 100644
--- a/Telegram/SourceFiles/calls/calls_controller.h
+++ b/Telegram/SourceFiles/calls/calls_controller.h
@@ -7,7 +7,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
-#include "TgVoip.h"
+#include <TgVoip.h>
 
 namespace Calls {
 
diff --git a/Telegram/SourceFiles/core/crash_reports.cpp b/Telegram/SourceFiles/core/crash_reports.cpp
index 0c5d40131..bc6266973 100644
--- a/Telegram/SourceFiles/core/crash_reports.cpp
+++ b/Telegram/SourceFiles/core/crash_reports.cpp
@@ -22,7 +22,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #pragma warning(push)
 #pragma warning(disable:4091)
-#include "client/windows/handler/exception_handler.h"
+#include <client/windows/handler/exception_handler.h>
 #pragma warning(pop)
 
 #elif defined Q_OS_UNIX // Q_OS_WIN
@@ -36,14 +36,14 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include <unistd.h>
 
 #ifdef MAC_USE_BREAKPAD
-#include "client/mac/handler/exception_handler.h"
+#include <client/mac/handler/exception_handler.h>
 #else // MAC_USE_BREAKPAD
-#include "client/crashpad_client.h"
+#include <client/crashpad_client.h>
 #endif // else for MAC_USE_BREAKPAD
 
 #else // Q_OS_MAC
 
-#include "client/linux/handler/exception_handler.h"
+#include <client/linux/handler/exception_handler.h>
 
 #endif // Q_OS_MAC
 
diff --git a/Telegram/SourceFiles/mtproto/details/mtproto_dump_to_text.cpp b/Telegram/SourceFiles/mtproto/details/mtproto_dump_to_text.cpp
index 33e136baa..a6250bbd4 100644
--- a/Telegram/SourceFiles/mtproto/details/mtproto_dump_to_text.cpp
+++ b/Telegram/SourceFiles/mtproto/details/mtproto_dump_to_text.cpp
@@ -10,7 +10,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "scheme-dump_to_text.h"
 #include "scheme.h"
 
-#include "zlib.h"
+#include <zlib.h>
 
 namespace MTP::details {
 
diff --git a/Telegram/SourceFiles/mtproto/session_private.cpp b/Telegram/SourceFiles/mtproto/session_private.cpp
index d7b470a5d..ef4156dcf 100644
--- a/Telegram/SourceFiles/mtproto/session_private.cpp
+++ b/Telegram/SourceFiles/mtproto/session_private.cpp
@@ -21,7 +21,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/openssl_help.h"
 #include "base/unixtime.h"
 #include "base/platform/base_platform_info.h"
-#include "zlib.h"
+
+#include <zlib.h>
 
 namespace MTP {
 namespace details {
diff --git a/Telegram/SourceFiles/settings/settings_codes.cpp b/Telegram/SourceFiles/settings/settings_codes.cpp
index c8968ef53..3786cfeb6 100644
--- a/Telegram/SourceFiles/settings/settings_codes.cpp
+++ b/Telegram/SourceFiles/settings/settings_codes.cpp
@@ -35,7 +35,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/custom_app_icon.h"
 #include "boxes/abstract_box.h" // Ui::show().
 
-#include "zlib.h"
+#include <zlib.h>
 
 namespace Settings {
 namespace {