diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6837d36fd37eee063b51ebae1242a0fad72e3086..07a04c2c39720a8cc1fa91cd65f7f158b842ac5e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -21,9 +21,8 @@ pkg_search_module(GLFW REQUIRED glfw3)
 
 IF (APPLE)
     FIND_LIBRARY(COREFOUNDATION_LIBRARY CoreFoundation)
-    SET(CMAKE_CXX_FLAGS "-stdlib=libc++")
-    SET(CMAKE_CXX_FLAGS_DEBUG "-stdlib=libc++")
-    SET(CMAKE_CXX_FLAGS_RELEASE "-stdlib=libc++")
+	SET(CMAKE_CXX_FLAGS "-stdlib=libc++")
+	SET(CMAKE_EXE_LINKER_FLAGS "-stdlib=libc++")
 ENDIF (APPLE)
 
 #external includes
diff --git a/src/common/common.h b/src/common/common.h
index 30a6761b7de5893810b7cefa8bedd977d5282485..2578d001034c1a1419f6c48a6da1cfd70884b19b 100644
--- a/src/common/common.h
+++ b/src/common/common.h
@@ -25,7 +25,7 @@
 #define HAVE_CXX11_SYNTAX 1
 #endif
 
-//#if HAVE_CXX11_SYNTAX
+#if HAVE_CXX11_SYNTAX
 // An inheritable class to disallow the copy constructor and operator= functions
 class NonCopyable
 {
@@ -37,7 +37,7 @@ private:
     NonCopyable(NonCopyable&);
     NonCopyable& operator=(NonCopyable& other);
 };
-//#endif
+#endif
 
 #include "common/log.h"
 #include "common/common_types.h"