diff --git a/src/lib.rs b/src/lib.rs
index ec1aebe48..e453a2013 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -170,7 +170,6 @@ pub mod dev {
     pub use handler::Handler;
     pub use json::JsonBody;
     pub use router::{Router, Pattern};
-    pub use pipeline::Pipeline;
     pub use channel::{HttpChannel, HttpHandler, IntoHttpHandler};
     pub use param::{FromParam, Params};
     pub use httprequest::UrlEncoded;
diff --git a/src/pipeline.rs b/src/pipeline.rs
index 80c1a19c2..473f2f9bd 100644
--- a/src/pipeline.rs
+++ b/src/pipeline.rs
@@ -17,11 +17,11 @@ use httpresponse::HttpResponse;
 use middleware::{Middleware, Finished, Started, Response};
 use application::Inner;
 
-pub trait PipelineHandler<S> {
+pub(crate) trait PipelineHandler<S> {
     fn handle(&mut self, req: HttpRequest<S>) -> Reply;
 }
 
-pub struct Pipeline<S, H>(PipelineInfo<S>, PipelineState<S, H>);
+pub(crate) struct Pipeline<S, H>(PipelineInfo<S>, PipelineState<S, H>);
 
 enum PipelineState<S, H> {
     None,