diff --git a/CHANGELOG.md b/CHANGELOG.md
index e31518813bd..9c04042a320 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,21 @@
 
 ## [Unreleased]
 
+## [1.4.31] 2021-01-09
+
+### Changed
+
+- `rustc-ap-*` crates updated to v697.0.0
+
+### Added
+- Support for 2021 Edition [#4618](https://github.com/rust-lang/rustfmt/pull/4618))
+
+### Install/Download Options
+- **crates.io package** - *pending*
+- **rustup (nightly)** - *pending*
+- **GitHub Release Binaries** - [Release v1.4.31](https://github.com/rust-lang/rustfmt/releases/tag/v1.4.31)
+- **Build from source** - [Tag v1.4.31](https://github.com/rust-lang/rustfmt/tree/v1.4.31), see instructions for how to [install rustfmt from source][install-from-source]
+
 ## [1.4.30] 2020-12-20
 
 ### Fixed
@@ -11,7 +26,7 @@
 
 ### Install/Download Options
 - **crates.io package** - *pending*
-- **rustup (nightly)** - *pending*
+- **rustup (nightly)** - Starting in `2020-12-25`
 - **GitHub Release Binaries** - [Release v1.4.30](https://github.com/rust-lang/rustfmt/releases/tag/v1.4.30)
 - **Build from source** - [Tag v1.4.30](https://github.com/rust-lang/rustfmt/tree/v1.4.30), see instructions for how to [install rustfmt from source][install-from-source]
 
diff --git a/Cargo.lock b/Cargo.lock
index d379fec561c..9728daf1493 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1243,7 +1243,7 @@ dependencies = [
 
 [[package]]
 name = "rustfmt-nightly"
-version = "1.4.30"
+version = "1.4.31"
 dependencies = [
  "annotate-snippets 0.6.1",
  "anyhow",
diff --git a/Cargo.toml b/Cargo.toml
index e9d2776276e..61a73d29af7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 
 name = "rustfmt-nightly"
-version = "1.4.30"
+version = "1.4.31"
 authors = ["Nicholas Cameron <ncameron@mozilla.com>", "The Rustfmt developers"]
 description = "Tool to find and fix Rust formatting issues"
 repository = "https://github.com/rust-lang/rustfmt"
@@ -74,7 +74,7 @@ version = "697.0.0"
 
 [dependencies.rustc_attr]
 package = "rustc-ap-rustc_attr"
-version = "691.0.0"
+version = "697.0.0"
 
 [dependencies.rustc_data_structures]
 package = "rustc-ap-rustc_data_structures"