diff --git a/binding.gyp b/binding.gyp
index 84e5c19..2e54d12 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -3,10 +3,10 @@
     {
       "target_name": "native",
       "sources": ["src/native.cc", "src/LRUCache.cc"],
-      "cflags": [ "-std=c++0x", "-O2" ],
+      "cflags": [ "-std=c++11", "-O2" ],
       "include_dirs" : [
         "<!(node -e \"require('nan')\")"
       ]
     }
   ]
-}
\ No newline at end of file
+}
diff --git a/src/LRUCache.h b/src/LRUCache.h
index a43dcd4..646737f 100644
--- a/src/LRUCache.h
+++ b/src/LRUCache.h
@@ -8,13 +8,8 @@
 
 using namespace v8;
 
-#ifdef __APPLE__
-#include <tr1/unordered_map>
-#define unordered_map std::tr1::unordered_map
-#else
 #include <unordered_map>
 #define unordered_map std::unordered_map
-#endif
 
 class LRUCache : public Nan::ObjectWrap {