diff --git a/Telegram/SourceFiles/mtproto/mtpCoreTypes.cpp b/Telegram/SourceFiles/mtproto/mtpCoreTypes.cpp
index 9d7a65f5e5..e079cc8009 100644
--- a/Telegram/SourceFiles/mtproto/mtpCoreTypes.cpp
+++ b/Telegram/SourceFiles/mtproto/mtpCoreTypes.cpp
@@ -18,6 +18,8 @@ Copyright (c) 2014 John Preston, https://tdesktop.com
 #include "stdafx.h"
 #include "mtpCoreTypes.h"
 
+#if defined _DEBUG || defined _WITH_DEBUG
+
 QString mtpWrapNumber(float64 number) {
 	return QString::number(number);
 }
@@ -180,3 +182,5 @@ void mtpTextSerializeCore(MTPStringLogger &to, const mtpPrime *&from, const mtpP
 	} break;
 	}
 }
+
+#endif
diff --git a/Telegram/Telegram.pro b/Telegram/Telegram.pro
index b4a0d1c96c..1f4c58aa75 100644
--- a/Telegram/Telegram.pro
+++ b/Telegram/Telegram.pro
@@ -10,7 +10,7 @@ CONFIG(debug, debug|release) {
     DESTDIR = ./../Debug
 }
 CONFIG(release, debug|release) {
-    DEFINES += CUSTOM_API_ID
+    DEFINES += _WITH_DEBUG CUSTOM_API_ID
     OBJECTS_DIR = ./../ReleaseIntermediate
     MOC_DIR = ./GenFiles/Release
     RCC_DIR = ./GenFiles
@@ -104,9 +104,11 @@ SOURCES += \
     ./SourceFiles/window.cpp \
     ./SourceFiles/mtproto/mtp.cpp \
     ./SourceFiles/mtproto/mtpConnection.cpp \
+    ./SourceFiles/mtproto/mtpCoreTypes.cpp \
     ./SourceFiles/mtproto/mtpDC.cpp \
     ./SourceFiles/mtproto/mtpFileLoader.cpp \
     ./SourceFiles/mtproto/mtpRPC.cpp \
+    ./SourceFiles/mtproto/mtpScheme.cpp \
     ./SourceFiles/mtproto/mtpSession.cpp \
     ./SourceFiles/gui/animation.cpp \
     ./SourceFiles/gui/boxshadow.cpp \