diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9b60d7eb..e990ad6a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: nightly-2022-02-02
+          toolchain: nightly-2022-05-06
           override: true
           components: rustfmt
 
@@ -37,7 +37,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: nightly-2022-02-02
+          toolchain: nightly-2022-05-06
           override: true
           components: clippy
 
@@ -65,7 +65,7 @@ jobs:
             toolchain: beta
             features: "--features full"
           - rust: nightly
-            toolchain: nightly-2022-01-17
+            toolchain: nightly-2022-05-06
             features: "--all-features"
           - rust: msrv
             toolchain: "1.58.0"
diff --git a/README.md b/README.md
index 32b7d8fa..0e758242 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@
 
  - **Declarative design.** teloxide is based upon [`dptree`], a functional [chain of responsibility] pattern that allows you to express pipelines of message processing in a highly declarative and extensible style.
 
-[`dptree`]: https://github.com/p0lunin/dptree
+[`dptree`]: https://github.com/teloxide/dptree
 [chain of responsibility]: https://en.wikipedia.org/wiki/Chain-of-responsibility_pattern
 
  - **Dialogues management subsystem.** Our dialogues management subsystem is simple and easy-to-use, and, furthermore, is agnostic of how/where dialogues are stored. For example, you can just replace a one line to achieve [persistence]. Out-of-the-box storages include [Redis] and [Sqlite].
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 7158d75f..43d17c19 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,4 +1,4 @@
 [toolchain]
-channel = "nightly-2022-02-02"
+channel = "nightly-2022-05-06"
 components = ["rustfmt", "clippy"]
 profile = "minimal"
diff --git a/src/lib.rs b/src/lib.rs
index f25e81a9..f53ed5c5 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,10 +1,10 @@
 //! A full-featured framework that empowers you to easily build [Telegram bots]
-//! using the [`async`/`.await`] syntax in [Rust]. It handles all the difficult
-//! stuff so you can focus only on your business logic.
+//! using [Rust]. It handles all the difficult stuff so you can focus only on
+//! your business logic.
 //!
 //! For a high-level overview, see [our GitHub repository](https://github.com/teloxide/teloxide).
 //!
-//! ([Full](https://github.com/teloxide/teloxide/blob/master/examples/throw_dice.rs))
+//! [[`examples/throw_dice.rs`](https://github.com/teloxide/teloxide/blob/master/examples/throw_dice.rs)]
 //! ```no_run
 //! use teloxide::prelude::*;
 //!
@@ -25,7 +25,7 @@
 //!
 //! <div align="center">
 //!   <kbd>
-//!     <img src=https://github.com/teloxide/teloxide/raw/master/media/DICES_BOT.gif />
+//!     <img src=https://github.com/teloxide/teloxide/raw/master/media/throw-dice.gif width=420px />
 //!   </kbd>
 //! </div>
 //!
diff --git a/src/utils/command.rs b/src/utils/command.rs
index e6491697..8d29ee7b 100644
--- a/src/utils/command.rs
+++ b/src/utils/command.rs
@@ -160,8 +160,10 @@ pub use teloxide_macros::BotCommands;
 /// All variant attributes override the corresponding `enum` attributes.
 ///
 ///  1. `#[command(rename = "rule")]`
-/// Rename one command by a rule. Allowed rules are `lowercase`, `%some_name%`,
-/// where `%some_name%` is any string, a new name.
+/// Rename one command by a rule. Allowed rules are `lowercase`, `UPPERCASE`,
+/// `PascalCase`, `camelCase`, `snake_case`, `SCREAMING_SNAKE_CASE`,
+/// `kebab-case`, `SCREAMING-KEBAB-CASE`, and `%some_name%`, where `%some_name%`
+/// is any string, a new name.
 ///
 ///  2. `#[command(description = "description")]`
 /// Give your command a description. Write `"off"` for `"description"` to hide a
@@ -323,7 +325,7 @@ impl<'a> CommandDescriptions<'a> {
     /// assert_eq!(
     ///     descriptions.username("username_of_the_bot").to_string(),
     ///     "/start@username_of_the_bot — start this bot\n/help@username_of_the_bot — show this \
-    ///          message"
+    ///      message"
     /// );
     /// ```
     pub fn username(self, bot_username: &'a str) -> Self {