diff --git a/CMakeLists.txt b/CMakeLists.txt
index 285b4533..468167ea 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -42,8 +42,8 @@ include_directories(${CMAKE_SOURCE_DIR}/include)
 set(CMAKE_BUILD_TYPE "Release")
 
 # enable C++11
-#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x -Wall")
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++ -std=c++11 -Wall")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x -Wall")
+#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++ -std=c++11 -Wall")
 
 # Configure the use of QT4
 find_package(Qt4 COMPONENTS QtCore QtGui QtNetwork REQUIRED QUIET)