diff --git a/Cargo.toml b/Cargo.toml
index c0a5e400..ce180965 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tbot"
-version = "0.3.0"
+version = "0.4.0"
 description = "Make cool Telegram bots with Rust easily."
 repository = "https://gitlab.com/SnejUgal/tbot"
 readme = "./readme.md"
diff --git a/readme.md b/readme.md
index 7f94894c..4ee2013b 100644
--- a/readme.md
+++ b/readme.md
@@ -35,9 +35,6 @@ are available [here][master-docs]).
 If you have a question, ask it in [our group] on Telegram. If you find a bug,
 file an issue on either our [GitLab] or [GitHub] repository.
 
-> **Important note:** `tbot` v0.3's minimum supported Rust version is 1.40
-> due to use of `#[non_exhaustive]`.
-
 [`examples`]: ./examples/
 [projects]: https://gitlab.com/SnejUgal/tbot/-/wikis/Projects-built-with-tbot
 
@@ -66,7 +63,7 @@ Add `tbot` and `tokio` to your Cargo.toml:
 
 ```toml
 [dependencies]
-tbot = "0.3"
+tbot = "0.4"
 tokio = { version = "0.2", features = ["macros"] }
 ```