diff --git a/actix-http/src/client/pool.rs b/actix-http/src/client/pool.rs
index 5e42be6bd..79adcf3e2 100644
--- a/actix-http/src/client/pool.rs
+++ b/actix-http/src/client/pool.rs
@@ -445,7 +445,7 @@ mod test {
     where
         T: AsyncRead + AsyncWrite + Unpin + 'static,
     {
-        let (conn, created, mut acquired) = conn.into_parts();
+        let (conn, created, acquired) = conn.into_parts();
         acquired.release(conn, created);
     }
 
diff --git a/actix-http/src/h1/expect.rs b/actix-http/src/h1/expect.rs
index 65856edf6..5015069bb 100644
--- a/actix-http/src/h1/expect.rs
+++ b/actix-http/src/h1/expect.rs
@@ -1,5 +1,3 @@
-use std::task::Poll;
-
 use actix_service::{Service, ServiceFactory};
 use futures_util::future::{ready, Ready};
 
diff --git a/actix-http/src/h1/upgrade.rs b/actix-http/src/h1/upgrade.rs
index fbfbc83c1..e57ea8ae9 100644
--- a/actix-http/src/h1/upgrade.rs
+++ b/actix-http/src/h1/upgrade.rs
@@ -1,5 +1,3 @@
-use std::task::Poll;
-
 use actix_codec::Framed;
 use actix_service::{Service, ServiceFactory};
 use futures_core::future::LocalBoxFuture;
diff --git a/src/app_service.rs b/src/app_service.rs
index 9b4ae3354..be4ccf22f 100644
--- a/src/app_service.rs
+++ b/src/app_service.rs
@@ -1,6 +1,5 @@
 use std::cell::RefCell;
 use std::rc::Rc;
-use std::task::Poll;
 
 use actix_http::{Extensions, Request, Response};
 use actix_router::{Path, ResourceDef, Router, Url};
diff --git a/src/resource.rs b/src/resource.rs
index 944beeefa..1a5619de6 100644
--- a/src/resource.rs
+++ b/src/resource.rs
@@ -2,7 +2,6 @@ use std::cell::RefCell;
 use std::fmt;
 use std::future::Future;
 use std::rc::Rc;
-use std::task::Poll;
 
 use actix_http::{Error, Extensions, Response};
 use actix_router::IntoPattern;
diff --git a/src/scope.rs b/src/scope.rs
index dd02501b0..e96f5b9e8 100644
--- a/src/scope.rs
+++ b/src/scope.rs
@@ -2,7 +2,6 @@ use std::cell::RefCell;
 use std::fmt;
 use std::future::Future;
 use std::rc::Rc;
-use std::task::Poll;
 
 use actix_http::Extensions;
 use actix_router::{ResourceDef, Router};