diff --git a/src/framework/Utilities/UnorderedMap.h b/src/framework/Utilities/UnorderedMap.h
index a24a4288f..32a436f42 100644
--- a/src/framework/Utilities/UnorderedMap.h
+++ b/src/framework/Utilities/UnorderedMap.h
@@ -48,7 +48,7 @@ using std::hash_map;
 #elif COMPILER == COMPILER_GNU && (__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ >= 3)
 #define UNORDERED_MAP std::tr1::unordered_map
 #elif COMPILER == COMPILER_GNU && __GNUC__ >= 3
-#define UNORDERED_MAP std::__gnu_cxx::hash_map
+#define UNORDERED_MAP __gnu_cxx::hash_map
 
 namespace __gnu_cxx
 {