diff --git a/qt/i2pd_qt/i2pd_qt.pro b/qt/i2pd_qt/i2pd_qt.pro
index 8adfd140..789ba842 100644
--- a/qt/i2pd_qt/i2pd_qt.pro
+++ b/qt/i2pd_qt/i2pd_qt.pro
@@ -10,7 +10,7 @@ greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 
 TARGET = i2pd_qt
 TEMPLATE = app
-
+QMAKE_CXXFLAGS *= -std=c++11
 
 SOURCES += main.cpp\
         mainwindow.cpp \