diff --git a/libluna/include/luna/TypeTraits.h b/libluna/include/luna/TypeTraits.h
index 4894ac1a..213d474b 100644
--- a/libluna/include/luna/TypeTraits.h
+++ b/libluna/include/luna/TypeTraits.h
@@ -13,7 +13,7 @@ template <class T> struct __remove_const_impl<T const>
     using type = T;
 };
 
-template <class T> using RemoveConst = __remove_const_impl<T>::type;
+template <class T> using RemoveConst = typename __remove_const_impl<T>::type;
 
 template <class T> struct __remove_volatile_impl
 {
@@ -25,7 +25,7 @@ template <class T> struct __remove_volatile_impl<T volatile>
     using type = T;
 };
 
-template <class T> using RemoveVolatile = __remove_volatile_impl<T>::type;
+template <class T> using RemoveVolatile = typename __remove_volatile_impl<T>::type;
 
 template <class T> using RemoveCV = RemoveVolatile<RemoveConst<T>>;
 
@@ -44,6 +44,6 @@ template <class T> struct __remove_ref_impl<T&&>
     using type = T;
 };
 
-template <class T> using RemoveReference = __remove_ref_impl<T>::type;
+template <class T> using RemoveReference = typename __remove_ref_impl<T>::type;
 
 template <class T> using RemoveCVReference = RemoveCV<RemoveReference<T>>;