diff --git a/async_db/Cargo.toml b/async_db/Cargo.toml
index ce72dc7..d87168e 100644
--- a/async_db/Cargo.toml
+++ b/async_db/Cargo.toml
@@ -6,8 +6,8 @@ edition = "2018"
 workspace = ".."
 
 [dependencies]
-actix-rt = "1.0.0-alpha.3"
-actix-web = "2.0.0-alpha.3"
+actix-rt = "1.0.0"
+actix-web = "2.0.0-alpha.6"
 
 dotenv = "0.10"
 env_logger = "0.6"
diff --git a/async_ex1/Cargo.toml b/async_ex1/Cargo.toml
index edccbab..e5f6bcc 100644
--- a/async_ex1/Cargo.toml
+++ b/async_ex1/Cargo.toml
@@ -6,8 +6,8 @@ edition = "2018"
 workspace = ".."
 
 [dependencies]
-actix-rt = "1.0.0-alpha.3"
-actix-web = { version="2.0.0-alpha.3", features=["openssl"] }
+actix-rt = "1.0.0"
+actix-web = { version="2.0.0-alpha.6", features=["openssl"] }
 
 futures = "0.3.1"
 serde = "1.0.43"
diff --git a/async_ex2/Cargo.toml b/async_ex2/Cargo.toml
index c97f0a4..edaa5b6 100644
--- a/async_ex2/Cargo.toml
+++ b/async_ex2/Cargo.toml
@@ -6,10 +6,10 @@ edition = "2018"
 workspace = ".."
 
 [dependencies]
-actix-rt = "1.0.0-alpha.3"
-actix-web = { version="2.0.0-alpha.3", features=["openssl"] }
+actix-rt = "1.0.0"
+actix-web = { version="2.0.0-alpha.6", features=["openssl"] }
 actix-multipart = "0.2.0-alpha.2"
-actix-service = "1.0.0-alpha.3"
+actix-service = "1.0.0"
 bytes = "0.5.2"
 env_logger = "0.6.1"
 futures = "0.3.1"
diff --git a/basics/Cargo.toml b/basics/Cargo.toml
index 94eba64..67230d5 100644
--- a/basics/Cargo.toml
+++ b/basics/Cargo.toml
@@ -6,11 +6,11 @@ workspace = ".."
 edition = "2018"
 
 [dependencies]
-actix-rt = "1.0.0-alpha.3"
-actix-web = "2.0.0-alpha.3"
+actix-rt = "1.0.0"
+actix-web = "2.0.0-alpha.6"
 actix-files = "0.2.0-alpha.3"
 actix-session = "0.3.0-alpha.3"
-actix-utils = "1.0.0-alpha.3"
+actix-utils = "1.0.3"
 
 futures = "0.3.1"
 env_logger = "0.5"
diff --git a/cookie-auth/Cargo.toml b/cookie-auth/Cargo.toml
index 177ac1b..4b9b929 100644
--- a/cookie-auth/Cargo.toml
+++ b/cookie-auth/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 workspace = ".."
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
 actix-identity = "0.2.0-alpha.1"
-actix-rt = "1.0.0-alpha.3"
+actix-rt = "1.0.0"
 env_logger = "0.6"
diff --git a/cookie-session/Cargo.toml b/cookie-session/Cargo.toml
index 6093563..dcdf77d 100644
--- a/cookie-session/Cargo.toml
+++ b/cookie-session/Cargo.toml
@@ -6,9 +6,9 @@ workspace = ".."
 edition = "2018"
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
 actix-session = "0.3.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-rt = "1.0.0"
 
 futures = "0.3.1"
 time = "0.1"
diff --git a/diesel/Cargo.toml b/diesel/Cargo.toml
index 15acf84..9fce4ec 100644
--- a/diesel/Cargo.toml
+++ b/diesel/Cargo.toml
@@ -6,8 +6,8 @@ workspace = ".."
 edition = "2018"
 
 [dependencies]
-actix-rt = "1.0.0-alpha.3"
-actix-web = "2.0.0-alpha.3"
+actix-rt = "1.0.0"
+actix-web = "2.0.0-alpha.6"
 
 bytes = "0.4"
 env_logger = "0.6"
diff --git a/diesel/src/main.rs b/diesel/src/main.rs
index baed097..c8844a2 100644
--- a/diesel/src/main.rs
+++ b/diesel/src/main.rs
@@ -10,11 +10,9 @@ extern crate diesel;
 extern crate serde_derive;
 
 use actix_web::{error, middleware, web, App, Error, HttpResponse, HttpServer};
-use bytes::BytesMut;
 use diesel::prelude::*;
 use diesel::r2d2::{self, ConnectionManager};
 use dotenv;
-use futures::StreamExt;
 
 mod models;
 mod schema;
diff --git a/error_handling/Cargo.toml b/error_handling/Cargo.toml
index b675696..bb9f51f 100644
--- a/error_handling/Cargo.toml
+++ b/error_handling/Cargo.toml
@@ -6,8 +6,8 @@ edition = "2018"
 workspace = ".."
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
 derive_more = "0.99.2"
 futures = "0.3.1"
 rand = "0.5.4"
diff --git a/form/Cargo.toml b/form/Cargo.toml
index 74fb020..245ff32 100644
--- a/form/Cargo.toml
+++ b/form/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 workspace = ".."
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
 serde = "1.0"
 serde_derive = "1.0"
diff --git a/graphql-demo/Cargo.toml b/graphql-demo/Cargo.toml
index e9c10b8..b80245b 100644
--- a/graphql-demo/Cargo.toml
+++ b/graphql-demo/Cargo.toml
@@ -8,8 +8,8 @@ workspace = ".."
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
 futures = "0.3.1"
 
 juniper = "0.13"
diff --git a/hello-world/Cargo.toml b/hello-world/Cargo.toml
index a678c6e..1d0e603 100644
--- a/hello-world/Cargo.toml
+++ b/hello-world/Cargo.toml
@@ -6,6 +6,6 @@ workspace = ".."
 edition = "2018"
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
 env_logger = "0.6"
diff --git a/http-proxy/Cargo.toml b/http-proxy/Cargo.toml
index d4f8f3a..cc10bcf 100644
--- a/http-proxy/Cargo.toml
+++ b/http-proxy/Cargo.toml
@@ -6,8 +6,8 @@ workspace = ".."
 edition = "2018"
 
 [dependencies]
-actix-rt = "1.0.0-alpha.3"
-actix-web = { version = "2.0.0-alpha.3", features=["openssl"] }
+actix-rt = "1.0.0"
+actix-web = { version = "2.0.0-alpha.6", features=["openssl"] }
 clap = "2.32.0"
 futures = "0.3.1"
 failure = "0.1.3"
diff --git a/json/Cargo.toml b/json/Cargo.toml
index d039955..808ce12 100644
--- a/json/Cargo.toml
+++ b/json/Cargo.toml
@@ -6,9 +6,9 @@ workspace = ".."
 edition = "2018"
 
 [dependencies]
-actix-web = "2.0.0-alpha.4"
-actix-rt = "1.0.0-alpha.3"
-actix-service = "1.0.0-alpha.4"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
+actix-service = "1.0.0"
 
 bytes = "0.5.2"
 futures = "0.3.1"
diff --git a/json_error/Cargo.toml b/json_error/Cargo.toml
index 88c59b7..5fdec13 100644
--- a/json_error/Cargo.toml
+++ b/json_error/Cargo.toml
@@ -5,8 +5,8 @@ authors = ["Kai Yao <kai.b.yao@gmail.com>"]
 edition = "2018"
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
 failure = "0.1"
 futures = "0.3"
 serde = { version = "1.0", features = ["derive"] }
diff --git a/jsonrpc/Cargo.toml b/jsonrpc/Cargo.toml
index 2401a37..546a05b 100644
--- a/jsonrpc/Cargo.toml
+++ b/jsonrpc/Cargo.toml
@@ -6,8 +6,8 @@ edition = "2018"
 workspace = ".."
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
 bytes = "0.5"
 env_logger = "0.6"
 futures = "0.3.1"
diff --git a/juniper/Cargo.toml b/juniper/Cargo.toml
index c9029ee..0e57c50 100644
--- a/juniper/Cargo.toml
+++ b/juniper/Cargo.toml
@@ -6,8 +6,8 @@ workspace = ".."
 edition = "2018"
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
 env_logger = "0.7.1"
 serde = "1.0.103"
 serde_json = "1.0.44"
diff --git a/middleware/Cargo.toml b/middleware/Cargo.toml
index 7452455..54715c7 100644
--- a/middleware/Cargo.toml
+++ b/middleware/Cargo.toml
@@ -6,9 +6,9 @@ edition = "2018"
 workspace = ".."
 
 [dependencies]
-actix-service = "1.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
-actix-web = "2.0.0-alpha.3"
+actix-service = "1.0.0"
+actix-rt = "1.0.0"
+actix-web = "2.0.0-alpha.6"
 futures = "0.3.1"
 env_logger = "0.6"
 bytes = "0.5"
diff --git a/multipart/Cargo.toml b/multipart/Cargo.toml
index afe802f..f5ad551 100644
--- a/multipart/Cargo.toml
+++ b/multipart/Cargo.toml
@@ -12,5 +12,5 @@ readme = "README.md"
 [dependencies]
 futures = "0.3.1"
 actix-multipart = "0.2.0-alpha.3"
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
diff --git a/openssl/Cargo.toml b/openssl/Cargo.toml
index 7f65b7a..dacef56 100644
--- a/openssl/Cargo.toml
+++ b/openssl/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 workspace = ".."
 
 [dependencies]
-actix-rt = "1.0.0-alpha.3"
-actix-web = { version="2.0.0-alpha.3", features=["openssl"] }
+actix-rt = "1.0.0"
+actix-web = { version="2.0.0-alpha.6", features=["openssl"] }
 env_logger = "0.6"
 openssl = "0.10"
diff --git a/r2d2/Cargo.toml b/r2d2/Cargo.toml
index 818db61..14797cf 100644
--- a/r2d2/Cargo.toml
+++ b/r2d2/Cargo.toml
@@ -6,8 +6,8 @@ edition = "2018"
 workspace = ".."
 
 [dependencies]
-actix-rt = "1.0.0-alpha.3"
-actix-web = "2.0.0-alpha.3"
+actix-rt = "1.0.0"
+actix-web = "2.0.0-alpha.6"
 
 futures = "0.3.1"
 env_logger = "0.6"
diff --git a/rustls/Cargo.toml b/rustls/Cargo.toml
index 482efa7..1b66159 100644
--- a/rustls/Cargo.toml
+++ b/rustls/Cargo.toml
@@ -12,6 +12,6 @@ path = "src/main.rs"
 [dependencies]
 env_logger = "0.5"
 rustls = "0.16"
-actix-web = { version = "2.0.0-alpha.3", features=["rustls"] }
+actix-web = { version = "2.0.0-alpha.6", features=["rustls"] }
 actix-files = "0.2.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-rt = "1.0.0"
diff --git a/server-sent-events/Cargo.toml b/server-sent-events/Cargo.toml
index 60b8c62..91d1565 100644
--- a/server-sent-events/Cargo.toml
+++ b/server-sent-events/Cargo.toml
@@ -6,8 +6,8 @@ workspace = ".."
 edition = "2018"
 
 [dependencies]
-actix-rt = "1.0.0-alpha.3"
-actix-web = "2.0.0-alpha.3"
+actix-rt = "1.0.0"
+actix-web = "2.0.0-alpha.6"
 env_logger = "0.6"
 futures = "0.3.1"
 tokio = "0.2"
\ No newline at end of file
diff --git a/simple-auth-server/Cargo.toml b/simple-auth-server/Cargo.toml
index 40cb167..d85f45a 100644
--- a/simple-auth-server/Cargo.toml
+++ b/simple-auth-server/Cargo.toml
@@ -7,8 +7,8 @@ workspace = ".."
 
 [dependencies]
 actix-identity = "0.2.0-alpha.1"
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
 argonautica = "0.2.0"
 chrono = { version = "0.4.6", features = ["serde"] }
 derive_more = "0.99.0"
diff --git a/state/Cargo.toml b/state/Cargo.toml
index 98cf490..009dd79 100644
--- a/state/Cargo.toml
+++ b/state/Cargo.toml
@@ -6,7 +6,7 @@ workspace = ".."
 edition = "2018"
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
 futures = "0.3.1"
 env_logger = "0.6"
diff --git a/static_index/Cargo.toml b/static_index/Cargo.toml
index 5c0373f..2d35821 100644
--- a/static_index/Cargo.toml
+++ b/static_index/Cargo.toml
@@ -9,6 +9,6 @@ edition = "2018"
 futures = "0.3.1"
 env_logger = "0.6"
 
-actix-web = "2.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
 actix-files = "0.2.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-rt = "1.0.0"
diff --git a/template_askama/Cargo.toml b/template_askama/Cargo.toml
index 65b4be6..1dd72d9 100644
--- a/template_askama/Cargo.toml
+++ b/template_askama/Cargo.toml
@@ -6,8 +6,8 @@ workspace = ".."
 edition = "2018"
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
 env_logger = "0.6"
 askama = "0.8"
 
diff --git a/template_handlebars/Cargo.toml b/template_handlebars/Cargo.toml
index 572a26e..7e94f50 100644
--- a/template_handlebars/Cargo.toml
+++ b/template_handlebars/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Alexandru Tiniuc <tiniuc.alexandru@gmail.com>"]
 edition = "2018"
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
 handlebars = "2.0.0-beta.2"
 serde_json = "1.0"
\ No newline at end of file
diff --git a/template_tera/Cargo.toml b/template_tera/Cargo.toml
index 97198d4..71ad8b9 100644
--- a/template_tera/Cargo.toml
+++ b/template_tera/Cargo.toml
@@ -8,5 +8,5 @@ edition = "2018"
 [dependencies]
 env_logger = "0.6"
 tera = "0.11"
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"
diff --git a/todo/Cargo.toml b/todo/Cargo.toml
index da29bd2..ae1f359 100644
--- a/todo/Cargo.toml
+++ b/todo/Cargo.toml
@@ -6,10 +6,10 @@ workspace = ".."
 edition = "2018"
 
 [dependencies]
-actix-web = "2.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
 actix-files = "0.2.0-alpha.3"
 actix-session = "0.3.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-rt = "1.0.0"
 dotenv = "0.13.0"
 env_logger = "0.5.10"
 futures = "0.3.1"
diff --git a/unix-socket/Cargo.toml b/unix-socket/Cargo.toml
index 065a955..f3d3ec1 100644
--- a/unix-socket/Cargo.toml
+++ b/unix-socket/Cargo.toml
@@ -7,5 +7,5 @@ edition = "2018"
 
 [dependencies]
 env_logger = "0.6"
-actix-web = "2.0.0-alpha.3"
-actix-rt = "1.0.0-alpha.3"
+actix-web = "2.0.0-alpha.6"
+actix-rt = "1.0.0"