diff --git a/actix-rt/CHANGES.md b/actix-rt/CHANGES.md
index 3a893297..5f52876d 100644
--- a/actix-rt/CHANGES.md
+++ b/actix-rt/CHANGES.md
@@ -1,5 +1,12 @@
 # Changes
 
+## [0.2.4] - 2019-07-17
+
+### Changed
+
+* Avoid a copy of the Future when initializing the Box. #29
+
+
 ## [0.2.3] - 2019-06-22
 
 ### Added
diff --git a/actix-rt/Cargo.toml b/actix-rt/Cargo.toml
index a059c6e0..067219d7 100644
--- a/actix-rt/Cargo.toml
+++ b/actix-rt/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "actix-rt"
-version = "0.2.3"
+version = "0.2.4"
 authors = ["Nikolay Kim <fafhrd91@gmail.com>"]
 description = "Actix runtime"
 keywords = ["network", "framework", "async", "futures"]
diff --git a/actix-service/src/transform.rs b/actix-service/src/transform.rs
index 2f82a292..0e93bf72 100644
--- a/actix-service/src/transform.rs
+++ b/actix-service/src/transform.rs
@@ -6,17 +6,11 @@ use futures::{Async, Future, IntoFuture, Poll};
 use crate::transform_err::{TransformFromErr, TransformMapInitErr};
 use crate::{IntoNewService, NewService, Service};
 
-/// The `Transform` trait defines the interface of a Service factory.  `Transform`
-/// is often implemented for middleware, defining how to manufacture a
-/// middleware Service.  A Service that is manufactured by the factory takes
+/// The `Transform` trait defines the interface of a Service factory. `Transform`
+/// is often implemented for middleware, defining how to construct a
+/// middleware Service. A Service that is constructed by the factory takes
 /// the Service that follows it during execution as a parameter, assuming
-/// ownership of the next Service.  A Service can be a variety of types, such
-/// as (but not limited to) another middleware Service, an extractor Service,
-/// other helper Services, or the request handler endpoint Service.
-///
-/// A Service is created by the factory during server initialization.
-///
-/// `Config` is a service factory configuration type.
+/// ownership of the next Service.
 pub trait Transform<S> {
     /// Requests handled by the service.
     type Request;