diff --git a/Cargo.toml b/Cargo.toml
index db5a7d6..987784c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ categories = ["algorithms", "data-structures", "science", "no-std"]
 license = "MIT OR Apache-2.0"
 name = "num-complex"
 repository = "https://github.com/rust-num/num-complex"
-version = "0.4.5"
+version = "0.4.6"
 readme = "README.md"
 exclude = ["/ci/*", "/.github/*"]
 edition = "2021"
diff --git a/RELEASES.md b/RELEASES.md
index dbd18d2..89a51e2 100644
--- a/RELEASES.md
+++ b/RELEASES.md
@@ -1,3 +1,15 @@
+# Release 0.4.6 (2024-05-07)
+
+- [Upgrade to 2021 edition, **MSRV 1.60**][121]
+- [Add `const ZERO`/`ONE`/`I` and implement `ConstZero` and `ConstOne`][125]
+- [Add `c32` and `c64` functions to help construct `Complex` values][126]
+
+**Contributors**: @cuviper
+
+[121]: https://github.com/rust-num/num-complex/pull/121
+[125]: https://github.com/rust-num/num-complex/pull/125
+[126]: https://github.com/rust-num/num-complex/pull/126
+
 # Release 0.4.5 (2024-02-06)
 
 - [Relaxed `T` bounds on `serde::Deserialize` for `Complex<T>`.][119]