diff --git a/COLLADABaseUtils/include/COLLADABUhash_map.h b/COLLADABaseUtils/include/COLLADABUhash_map.h
index 8ab0fb9b..12503bfb 100644
--- a/COLLADABaseUtils/include/COLLADABUhash_map.h
+++ b/COLLADABaseUtils/include/COLLADABUhash_map.h
@@ -32,9 +32,9 @@
             #include <unordered_map>
             #include <unordered_set>
 
-            #define COLLADABU_HASH_MAP std::tr1::unordered_map
-			#define COLLADABU_HASH_MULTIMAP std::tr1::unordered_multimap
-            #define COLLADABU_HASH_SET std::tr1::unordered_set
+            #define COLLADABU_HASH_MAP std::unordered_map
+			#define COLLADABU_HASH_MULTIMAP std::unordered_multimap
+            #define COLLADABU_HASH_SET std::unordered_set
             #define COLLADABU_HASH_NAMESPACE_OPEN std { namespace tr1
             #define COLLADABU_HASH_NAMESPACE_CLOSE }
             #define COLLADABU_HASH_FUN hash
@@ -50,12 +50,12 @@
             #define COLLADABU_HASH_FUN hash
         #endif
     #elif defined(__MINGW32__) || defined(__MINGW64__)
-        #include <tr1/unordered_map>
-        #include <tr1/unordered_set>
+        #include <unordered_map>
+        #include <unordered_set>
 
-        #define COLLADABU_HASH_MAP std::tr1::unordered_map
-        #define COLLADABU_HASH_MULTIMAP std::tr1::unordered_multimap
-        #define COLLADABU_HASH_SET std::tr1::unordered_set
+        #define COLLADABU_HASH_MAP std::unordered_map
+        #define COLLADABU_HASH_MULTIMAP std::unordered_multimap
+        #define COLLADABU_HASH_SET std::unordered_set
         #define COLLADABU_HASH_NAMESPACE_OPEN std { namespace tr1
         #define COLLADABU_HASH_NAMESPACE_CLOSE }
         #define COLLADABU_HASH_FUN hash
@@ -107,12 +107,12 @@
         #define COLLADABU_HASH_NAMESPACE_CLOSE
         #define COLLADABU_HASH_FUN hash
     #else
-        #include <tr1/unordered_map>
-        #include <tr1/unordered_set>
+        #include <unordered_map>
+        #include <unordered_set>
 
-		#define COLLADABU_HASH_MAP std::tr1::unordered_map
-		#define COLLADABU_HASH_MULTIMAP std::tr1::unordered_multimap
-        #define COLLADABU_HASH_SET std::tr1::unordered_set
+		#define COLLADABU_HASH_MAP std::unordered_map
+		#define COLLADABU_HASH_MULTIMAP std::unordered_multimap
+        #define COLLADABU_HASH_SET std::unordered_set
         #define COLLADABU_HASH_NAMESPACE_OPEN std { namespace tr1
         #define COLLADABU_HASH_NAMESPACE_CLOSE }
         #define COLLADABU_HASH_FUN hash
diff --git a/common/libBuffer/include/CommonFWriteBufferFlusher.h b/common/libBuffer/include/CommonFWriteBufferFlusher.h
index c7af45b2..fac4f133 100644
--- a/common/libBuffer/include/CommonFWriteBufferFlusher.h
+++ b/common/libBuffer/include/CommonFWriteBufferFlusher.h
@@ -15,12 +15,12 @@
 
 #if (defined(WIN64) || defined(_WIN64) || defined(__WIN64__)) || (defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__NT__) || defined(__APPLE__))
 #if defined(__GNUC__) && !defined(_LIBCPP_VERSION)
-#	include <tr1/unordered_map>
+#	include <unordered_map>
 #else
 #	include <unordered_map>
 #endif
 #else
-#	include <tr1/unordered_map>
+#	include <unordered_map>
 #endif
 
 #ifdef _LIBCPP_VERSION
@@ -58,7 +58,7 @@ namespace Common
 #else
 		typedef __int64 FilePosType;
 #endif
-	typedef std::tr1::unordered_map<MarkId, FilePosType > MarkIdToFilePos;
+	typedef std::unordered_map<MarkId, FilePosType > MarkIdToFilePos;
 
 	public:
 		static const size_t DEFAUL_BUFFER_SIZE = 64*1024;