diff --git a/.github/workflows/msrv.yml b/.github/workflows/msrv.yml
index 6ca6c0708..2e42d1235 100644
--- a/.github/workflows/msrv.yml
+++ b/.github/workflows/msrv.yml
@@ -13,7 +13,6 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - 1.40.0
           - 1.42.0
 
     name: ${{ matrix.version }} - x86_64-unknown-linux-gnu
diff --git a/actix-cors/CHANGES.md b/actix-cors/CHANGES.md
index 05dc5da90..f87930f08 100644
--- a/actix-cors/CHANGES.md
+++ b/actix-cors/CHANGES.md
@@ -1,25 +1,20 @@
 # Changes
 
-## [unreleased]
-
-* Minimum supported Rust version(MSRV) is now 1.40.0.
+## Unreleased - 2020-xx-xx
+* Update `actix-web` dependency to 3.0.0.
+* Minimum supported Rust version(MSRV) is now 1.42.0.
 * Implement the Debug trait on all public types.
 
-## [0.3.0-alpha.1] - 2020-03-11
-
+## 0.3.0-alpha.1 - 2020-03-11
 * Minimize `futures-*` dependencies
 * Update `actix-web` dependency to 3.0.0-alpha.1
 
-## [0.2.0] - 2019-12-20
-
+## 0.2.0 - 2019-12-20
 * Release
 
-## [0.2.0-alpha.3] - 2019-12-07
-
+## 0.2.0-alpha.3 - 2019-12-07
 * Migrate to actix-web 2.0.0
-
 * Bump `derive_more` crate version to 0.99.0
 
-## [0.1.0] - 2019-06-15
-
+## 0.1.0 - 2019-06-15
 * Move cors middleware to separate crate
diff --git a/actix-cors/Cargo.toml b/actix-cors/Cargo.toml
index 3a7edcd2f..14ddfb6e0 100644
--- a/actix-cors/Cargo.toml
+++ b/actix-cors/Cargo.toml
@@ -16,10 +16,10 @@ name = "actix_cors"
 path = "src/lib.rs"
 
 [dependencies]
-actix-web = { version = "3.0.0-alpha.1", default_features = false }
+actix-web = { version = "3.0.0", default_features = false }
 actix-service = "1.0.1"
 derive_more = "0.99.2"
 futures-util = { version = "0.3.4", default-features = false }
 
 [dev-dependencies]
-actix-rt = "1.0.0"
+actix-rt = "1.1.1"
diff --git a/actix-cors/src/lib.rs b/actix-cors/src/lib.rs
index 7ba6b791e..1426cd616 100644
--- a/actix-cors/src/lib.rs
+++ b/actix-cors/src/lib.rs
@@ -42,7 +42,7 @@
 //! ```
 
 #![allow(clippy::borrow_interior_mutable_const, clippy::type_complexity)]
-#![deny(missing_docs, missing_debug_implementations)]
+#![deny(missing_docs, missing_debug_implementations, rust_2018_idioms)]
 
 use std::collections::HashSet;
 use std::convert::TryFrom;
@@ -695,7 +695,7 @@ where
         LocalBoxFuture<'static, Result<Self::Response, Error>>,
     >;
 
-    fn poll_ready(&mut self, cx: &mut Context) -> Poll<Result<(), Self::Error>> {
+    fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
         self.service.poll_ready(cx)
     }
 
diff --git a/actix-identity/CHANGES.md b/actix-identity/CHANGES.md
index 3789f22ba..3d1fc686f 100644
--- a/actix-identity/CHANGES.md
+++ b/actix-identity/CHANGES.md
@@ -1,8 +1,8 @@
 # Changes
 
-## [unreleased]
-
-* Minimum supported Rust version(MSRV) is now 1.40.0.
+## Unreleased - 2020-xx-xx
+* Update `actix-web` dependency to 3.0.0.
+* Minimum supported Rust version(MSRV) is now 1.42.0.
 
 ## [0.3.0-alpha.1] - 2020-03-14
 
diff --git a/actix-identity/Cargo.toml b/actix-identity/Cargo.toml
index cf2c5fe9e..415557651 100644
--- a/actix-identity/Cargo.toml
+++ b/actix-identity/Cargo.toml
@@ -16,14 +16,14 @@ name = "actix_identity"
 path = "src/lib.rs"
 
 [dependencies]
-actix-web = { version = "3.0.0-alpha.1", default-features = false, features = ["secure-cookies"] }
-actix-service = "1.0.2"
+actix-web = { version = "3.0.0", default-features = false, features = ["secure-cookies"] }
+actix-service = "1.0.6"
 futures-util = { version = "0.3.4", default-features = false }
 serde = "1.0"
 serde_json = "1.0"
 time = { version = "0.2.7", default-features = false, features = ["std"] }
 
 [dev-dependencies]
-actix-rt = "1.0.0"
-actix-http = "2.0.0-alpha.2"
+actix-rt = "1.1.1"
+actix-http = "2.0.0"
 bytes = "0.5.3"
diff --git a/actix-identity/src/lib.rs b/actix-identity/src/lib.rs
index 349ecbdcd..45a3a8f36 100644
--- a/actix-identity/src/lib.rs
+++ b/actix-identity/src/lib.rs
@@ -48,6 +48,7 @@
 //! ```
 
 #![allow(clippy::needless_doctest_main)]
+#![deny(rust_2018_idioms)]
 
 use std::cell::RefCell;
 use std::future::Future;
@@ -274,7 +275,7 @@ where
     type Error = Error;
     type Future = LocalBoxFuture<'static, Result<Self::Response, Self::Error>>;
 
-    fn poll_ready(&mut self, cx: &mut Context) -> Poll<Result<(), Self::Error>> {
+    fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
         self.service.borrow_mut().poll_ready(cx)
     }
 
@@ -424,7 +425,7 @@ impl CookieIdentityInner {
         })
     }
 
-    fn parse(&self, cookie: Cookie) -> Option<CookieValue> {
+    fn parse(&self, cookie: Cookie<'_>) -> Option<CookieValue> {
         let value: CookieValue = serde_json::from_str(cookie.value()).ok()?;
         let now = SystemTime::now();
         if let Some(visit_deadline) = self.visit_deadline {
diff --git a/actix-protobuf/CHANGES.md b/actix-protobuf/CHANGES.md
index c801b3384..c6dda21c8 100644
--- a/actix-protobuf/CHANGES.md
+++ b/actix-protobuf/CHANGES.md
@@ -1,7 +1,7 @@
 # Changes
 
-## unreleased
-
+## Unreleased - 2020-xx-xx
+* Update `actix-web` dependency to 3.0.0.
 * Minimum supported Rust version(MSRV) is now 1.42.0 to use `matches!` macro.
 
 ## 0.6.0-alpha.1 (2020-07-06)
diff --git a/actix-protobuf/Cargo.toml b/actix-protobuf/Cargo.toml
index c56e6e5fa..5205a6b48 100644
--- a/actix-protobuf/Cargo.toml
+++ b/actix-protobuf/Cargo.toml
@@ -16,13 +16,13 @@ name = "actix_protobuf"
 path = "src/lib.rs"
 
 [dependencies]
+actix-web = { version = "3.0.0", default_features = false }
+actix-rt = "1.1.1"
+
 bytes = "0.5"
 futures-util = { version = "0.3.5", default-features = false }
 derive_more = "0.99"
 
-actix-rt = "1"
-actix-web = { version = "3.0.0-alpha.3", default_features = false }
-
 prost = "0.6.0"
 
 [dev-dependencies]
diff --git a/actix-protobuf/examples/prost-example/Cargo.toml b/actix-protobuf/examples/prost-example/Cargo.toml
index 207ad39c8..3f20a45cd 100644
--- a/actix-protobuf/examples/prost-example/Cargo.toml
+++ b/actix-protobuf/examples/prost-example/Cargo.toml
@@ -5,12 +5,12 @@ edition = "2018"
 authors = ["kingxsp <jin.hb.zh@outlook.com>", "Yuki Okushi <huyuumi.dev@gmail.com>"]
 
 [dependencies]
+actix-web = "3.0.0"
+actix-rt = "1"
+actix-protobuf = { path = "../../" }
+
 bytes = "0.5"
 env_logger = "*"
 
 prost = "0.6.0"
 prost-derive = "0.6.0"
-
-actix-rt = "1"
-actix-web = "3.0.0-alpha.3"
-actix-protobuf = { path="../../" }
diff --git a/actix-protobuf/src/lib.rs b/actix-protobuf/src/lib.rs
index b67ae12ca..d6ac6cc4e 100644
--- a/actix-protobuf/src/lib.rs
+++ b/actix-protobuf/src/lib.rs
@@ -1,3 +1,5 @@
+#![deny(rust_2018_idioms)]
+
 use derive_more::Display;
 use std::fmt;
 use std::future::Future;
@@ -78,7 +80,7 @@ impl<T: Message> fmt::Debug for ProtoBuf<T>
 where
     T: fmt::Debug,
 {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         write!(f, "ProtoBuf: {:?}", self.0)
     }
 }
@@ -87,7 +89,7 @@ impl<T: Message> fmt::Display for ProtoBuf<T>
 where
     T: fmt::Display,
 {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         fmt::Display::fmt(&self.0, f)
     }
 }
diff --git a/actix-redis/CHANGES.md b/actix-redis/CHANGES.md
index b00140445..c629fae02 100644
--- a/actix-redis/CHANGES.md
+++ b/actix-redis/CHANGES.md
@@ -1,8 +1,8 @@
 # Changes
 
-## unreleased
-
-* Minimize `futures` dependency
+## Unreleased - 2020-xx-xx
+* Update `actix-web` dependency to 3.0.0.
+* Minimize `futures` dependency.
 
 ## [0.9.0-alpha.2]
 
diff --git a/actix-redis/Cargo.toml b/actix-redis/Cargo.toml
index ec2a1682b..4c45b3a6f 100644
--- a/actix-redis/Cargo.toml
+++ b/actix-redis/Cargo.toml
@@ -21,10 +21,18 @@ path = "src/lib.rs"
 default = ["web"]
 
 # actix-web integration
-web = ["actix-http/actors", "actix-service", "actix-web", "actix-session/cookie-session", "rand", "serde", "serde_json"]
+web = [
+    "actix-http/actors",
+    "actix-service",
+    "actix-web",
+    "actix-session/cookie-session",
+    "rand",
+    "serde",
+    "serde_json"
+]
 
 [dependencies]
-actix = "0.10.0-alpha.3"
+actix = "0.10.0"
 actix-utils = "1.0.3"
 
 log = "0.4.6"
@@ -32,15 +40,15 @@ backoff = "0.2.1"
 derive_more = "0.99.2"
 futures-util = { version = "0.3.5", default-features = false }
 redis-async = "0.6.1"
-actix-rt = "1.0.0"
+actix-rt = "1.1.1"
 time = "0.2.9"
 tokio = "0.2.6"
 tokio-util = "0.3.0"
 
 # actix-session
-actix-web = { version = "3.0.0-alpha.2", default_features = false, optional = true }
-actix-http = { version = "2.0.0-alpha.3", optional = true }
-actix-service = { version = "1.0.0", optional = true }
+actix-web = { version = "3.0.0", default_features = false, optional = true }
+actix-http = { version = "2.0.0", optional = true }
+actix-service = { version = "1.0.6", optional = true }
 actix-session = { version = "0.4.0-alpha.1", optional = true }
 rand = { version = "0.7.0", optional = true }
 serde = { version = "1.0.101", optional = true }
diff --git a/actix-redis/src/lib.rs b/actix-redis/src/lib.rs
index af812581c..efa5f9bfa 100644
--- a/actix-redis/src/lib.rs
+++ b/actix-redis/src/lib.rs
@@ -6,6 +6,9 @@
 //! * [Chat on gitter](https://gitter.im/actix/actix)
 //! * Cargo package: [actix-redis](https://crates.io/crates/actix-redis)
 //! * Minimum supported Rust version: 1.40.0 or later
+
+#![deny(rust_2018_idioms)]
+
 mod redis;
 pub use redis::{Command, RedisActor};
 
diff --git a/actix-session/CHANGES.md b/actix-session/CHANGES.md
index 3a42fc26d..abe76e409 100644
--- a/actix-session/CHANGES.md
+++ b/actix-session/CHANGES.md
@@ -1,11 +1,11 @@
 # Changes
 
-## unreleased
+## Unreleased - 2020-xx-xx
+* Update `actix-web` dependency to 3.0.0.
+* Minimum supported Rust version(MSRV) is now 1.42.0.
 
-* Minimum supported Rust version(MSRV) is now 1.40.0.
 
 ## [0.4.0-alpha.1] - 2020-03-14
-
 * Update the `time` dependency to 0.2.7
 * Update the `actix-web` dependency to 3.0.0-alpha.1
 * Long lasting auto-prolonged session [#1292]
diff --git a/actix-session/Cargo.toml b/actix-session/Cargo.toml
index 7faf5c279..677d8fe06 100644
--- a/actix-session/Cargo.toml
+++ b/actix-session/Cargo.toml
@@ -20,8 +20,8 @@ default = ["cookie-session"]
 cookie-session = ["actix-web/secure-cookies"]
 
 [dependencies]
-actix-web = { version = "3.0.0-alpha.1", default_features = false }
-actix-service = "1.0.1"
+actix-web = { version = "3.0.0", default_features = false }
+actix-service = "1.0.6"
 bytes = "0.5.3"
 derive_more = "0.99.2"
 futures-util = { version = "0.3.4", default-features = false }
@@ -30,4 +30,4 @@ serde_json = "1.0"
 time = { version = "0.2.7", default-features = false, features = ["std"] }
 
 [dev-dependencies]
-actix-rt = "1.0.0"
+actix-rt = "1"
diff --git a/actix-session/src/cookie.rs b/actix-session/src/cookie.rs
index 6fd74317c..32dac0da5 100644
--- a/actix-session/src/cookie.rs
+++ b/actix-session/src/cookie.rs
@@ -343,7 +343,7 @@ where
     type Error = S::Error;
     type Future = LocalBoxFuture<'static, Result<Self::Response, Self::Error>>;
 
-    fn poll_ready(&mut self, cx: &mut Context) -> Poll<Result<(), Self::Error>> {
+    fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
         self.service.poll_ready(cx)
     }
 
diff --git a/actix-session/src/lib.rs b/actix-session/src/lib.rs
index d363a955c..02dd1a838 100644
--- a/actix-session/src/lib.rs
+++ b/actix-session/src/lib.rs
@@ -41,6 +41,9 @@
 //!         .await
 //! }
 //! ```
+
+#![deny(rust_2018_idioms)]
+
 use std::cell::RefCell;
 use std::collections::HashMap;
 use std::rc::Rc;
diff --git a/actix-web-httpauth/CHANGES.md b/actix-web-httpauth/CHANGES.md
index f01a37ef6..4db3f4785 100644
--- a/actix-web-httpauth/CHANGES.md
+++ b/actix-web-httpauth/CHANGES.md
@@ -1,13 +1,9 @@
-# Changelog
+# Changes
 
-All notable changes to this project will be documented in this file.
+## Unreleased - 2020-xx-xx
+* Update `actix-web` dependency to 3.0.0.
+* Minimum supported Rust version(MSRV) is now 1.42.0.
 
-The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
-and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
-
-## unreleased (for alpha version)
-
-* Minimum supported Rust version(MSRV) is now 1.40.0.
 
 ## [0.4.2] - 2020-07-08
   - Update the `base64` dependency to 0.12
diff --git a/actix-web-httpauth/Cargo.toml b/actix-web-httpauth/Cargo.toml
index 81b0048a2..304d291fd 100644
--- a/actix-web-httpauth/Cargo.toml
+++ b/actix-web-httpauth/Cargo.toml
@@ -17,14 +17,14 @@ name = "actix_web_httpauth"
 path = "src/lib.rs"
 
 [dependencies]
-actix-web = { version = "^2.0", default_features = false }
-actix-service = "1.0"
+actix-web = { version = "3.0.0", default_features = false }
+actix-service = "1.0.6"
 futures-util = { version = "0.3", default-features = false }
 bytes = "0.5"
 base64 = "0.12"
 
 [dev-dependencies]
-actix-rt = "1.0"
+actix-rt = "1"
 
 [features]
 default = []
diff --git a/actix-web-httpauth/src/lib.rs b/actix-web-httpauth/src/lib.rs
index 143cebdef..21994c7be 100644
--- a/actix-web-httpauth/src/lib.rs
+++ b/actix-web-httpauth/src/lib.rs
@@ -15,11 +15,7 @@
 //! [extractors]: https://actix.rs/docs/extractors/
 //! [middleware]: ./middleware/
 
-#![deny(bare_trait_objects)]
-#![deny(missing_docs)]
-#![deny(nonstandard_style)]
-#![deny(rust_2018_idioms)]
-#![deny(unused)]
+#![deny(bare_trait_objects, missing_docs, nonstandard_style, rust_2018_idioms)]
 #![deny(clippy::all)]
 
 pub mod extractors;
diff --git a/actix-web-httpauth/src/middleware.rs b/actix-web-httpauth/src/middleware.rs
index 48a9c4dba..d0db6ea5c 100644
--- a/actix-web-httpauth/src/middleware.rs
+++ b/actix-web-httpauth/src/middleware.rs
@@ -107,7 +107,7 @@ where
     ///         Ok(req)
     ///     } else {
     ///         let config = req.app_data::<Config>()
-    ///             .map(|data| data.get_ref().clone())
+    ///             .map(|data| data.clone())
     ///             .unwrap_or_else(Default::default)
     ///             .scope("urn:example:channel=HBO&urn:example:rating=G,PG-13");
     ///