diff --git a/qelectrotech.pro b/qelectrotech.pro
index ed5f3019e..f4fec16da 100644
--- a/qelectrotech.pro
+++ b/qelectrotech.pro
@@ -128,22 +128,11 @@ UI_SOURCES_DIR = sources/ui/
 UI_HEADERS_DIR = sources/ui/
 
 # Configuration de la compilation
-CONFIG += debug_and_release warn_on
+CONFIG += c++11 debug_and_release warn_on
 
 # Nom du binaire genere par la compilation
 TARGET = qelectrotech
 
-# Ajustement des bibliotheques utilisees lors de l'edition des liens
-unix:QMAKE_LIBS_THREAD -= -lpthread
-
-macx {
-       LIBS += -stdlib=libc++
-       QMAKE_CXXFLAGS += -stdlib=libc++
-}
-
-# Enable C++11
-QMAKE_CXXFLAGS += -std=c++11
-
 # Description de l'installation
 target.path        = $$join(INSTALL_PREFIX,,,$${QET_BINARY_PATH})