diff --git a/CHANGELOG.md b/CHANGELOG.md
index e9bad07..4007d9a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 ## Next (YYYY-MM-DD)
 
+## v2.1.1 (2023-10-30)
+
+- Update `nix` to 0.27.
+- Increase MSRV to 1.68 (within policy).
+- Add note to documentation for Tokio `Child::wait` wrt cancel safety. ([#21](https://github.com/watchexec/command-group/issues/21))
+
 ## v2.1.0 (2023-03-04)
 
 - Add new `.group()` builder API to allow setting Windows flags and use `kill_on_drop`. ([#15](https://github.com/watchexec/command-group/issues/15), [#17](https://github.com/watchexec/command-group/issues/17), [#18](https://github.com/watchexec/command-group/issues/18))
diff --git a/CITATION.cff b/CITATION.cff
index 5276c96..0c5e12b 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -2,8 +2,8 @@ cff-version: 1.2.0
 message: If you use this software, please cite it using these metadata.
 title: "Command Group: extension to Command to spawn in a process group"
 
-version: "2.1.0"
-date-released: 2023-03-04
+version: "2.1.1"
+date-released: 2023-10-30
 
 repository-code: https://github.com/watchexec/command-group
 license: Apache-2.0 OR MIT
diff --git a/Cargo.toml b/Cargo.toml
index 3d5fad9..027fcb5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "command-group"
-version = "2.1.0"
+version = "2.1.1"
 
 authors = ["Félix Saparelli <felix@passcod.name>"]
 license = "Apache-2.0 OR MIT"
diff --git a/README.md b/README.md
index 2175345..c9c0577 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ _Extension to [`Command`](https://doc.rust-lang.org/std/process/struct.Command.h
 
 ```toml
 [dependencies]
-command-group = "2.1.0"
+command-group = "2.1.1"
 ```
 
 ```rust
@@ -35,7 +35,7 @@ dbg!(status);
 
 ```toml
 [dependencies]
-command-group = { version = "2.1.0", features = ["with-tokio"] }
+command-group = { version = "2.1.1", features = ["with-tokio"] }
 tokio = { version = "1.10.0", features = ["full"] }
 ```