diff --git a/include/continuable/continuable-base.hpp b/include/continuable/continuable-base.hpp
index db3063f..569f00a 100644
--- a/include/continuable/continuable-base.hpp
+++ b/include/continuable/continuable-base.hpp
@@ -321,7 +321,7 @@ public:
   /// \since version 2.0.0
   template <typename T>
   auto apply(T&& transform) && {
-    return std::forward<T>(transform)(std::move(*this));
+    return std::forward<T>(transform)(std::move(*this).materialize());
   }
 
   /// The pipe operator | is an alias for the continuable::then method.
diff --git a/include/continuable/continuable.hpp b/include/continuable/continuable.hpp
index b40e33e..e21703e 100644
--- a/include/continuable/continuable.hpp
+++ b/include/continuable/continuable.hpp
@@ -72,7 +72,7 @@ using unique_continuable = typename detail::unique_trait_of<
   Args...
 >::continuable;
 
-/// Defines a non-copyable promise type which using the
+/// Defines a non-copyable promise type which is using the
 /// function2 backend for type erasure.
 ///
 /// Usable like: `promise<int, float>`