diff --git a/CHANGELOG.md b/CHANGELOG.md
index da3629eb..8843c3e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,24 @@
 # CHANGELOG
 
+## v0.21.3 (2021-09-18)
+
+### Enhancements
+
+* Add config `no_short_urls` and env var `HEX_NO_SHORT_URLS` to disable short URL generation
+* Mention `mix hex.sponsor` when fetching packages that accept sponsorship
+* Add `--key` option to `mix hex.repo show NAME` to print repository key
+* Improve output when update check fails
+* Print hint if version resolution is slow
+
+### Bug fixes
+
+* Improve version backtracking to fix slow version resolutions and downgrading of dependencies
+
 ## v0.21.2 (2021-04-14)
 
 ### Enhancements
 
-* Adds support for `mix hex.package fetch PACKAGE` (without version)
+* Add support for `mix hex.package fetch PACKAGE` (without version)
 
 ### Bug fixes
 
diff --git a/mix.exs b/mix.exs
index d82bd870..405fa3f0 100644
--- a/mix.exs
+++ b/mix.exs
@@ -1,7 +1,7 @@
 defmodule Hex.MixProject do
   use Mix.Project
 
-  @version "0.21.2"
+  @version "0.21.3"
 
   {:ok, system_version} = Version.parse(System.version())
   @elixir_version {system_version.major, system_version.minor, system_version.patch}
diff --git a/release.sh b/release.sh
index a01050cd..6936e51d 100755
--- a/release.sh
+++ b/release.sh
@@ -63,6 +63,7 @@ function upload {
 hex_version=$1
 
 # UPDATE THIS FOR EVERY RELEASE
+build ${hex_version} 22.3 1.12.3 1.12.0
 build ${hex_version} 21.3 1.11.4 1.11.0
 build ${hex_version} 21.3 1.10.4 1.10.0
 build ${hex_version} 20.3 1.9.4 1.9.0
@@ -77,9 +78,9 @@ build ${hex_version} 17.5 1.1.1 1.1.0
 build ${hex_version} 17.5 1.0.5 1.0.0
 rm -rf _build
 
-hex_csv "${hex_version}" 1.0.0 1.1.0 1.2.0 1.3.0 1.4.0 1.5.0 1.6.0 1.7.0 1.8.0 1.9.0 1.10.0 1.11.0
-upload  "${hex_version}" 1.0.0 1.1.0 1.2.0 1.3.0 1.4.0 1.5.0 1.6.0 1.7.0 1.8.0 1.9.0 1.10.0 1.11.0
+hex_csv "${hex_version}" 1.0.0 1.1.0 1.2.0 1.3.0 1.4.0 1.5.0 1.6.0 1.7.0 1.8.0 1.9.0 1.10.0 1.11.0 1.12.0
+upload  "${hex_version}" 1.0.0 1.1.0 1.2.0 1.3.0 1.4.0 1.5.0 1.6.0 1.7.0 1.8.0 1.9.0 1.10.0 1.11.0 1.12.0
 
 pushd "../hexpm-ops"
-scripts/kubeexec hexpm --prod -- bin/hexpm eval "Hexpm.ReleaseTasks.script([\"add_install.exs\",\"${hex_version}\",\"1.11.0\",\"1.10.0\",\"1.9.0\",\"1.8.0\",\"1.7.0\",\"1.6.0\",\"1.5.0\",\"1.4.0\",\"1.3.0\",\"1.2.0\",\"1.1.0\",\"1.0.0\"])"
+scripts/kubeexec hexpm --prod -- bin/hexpm eval "Hexpm.ReleaseTasks.script([\"add_install.exs\",\"${hex_version}\",\"1.12.0\",\"1.11.0\",\"1.10.0\",\"1.9.0\",\"1.8.0\",\"1.7.0\",\"1.6.0\",\"1.5.0\",\"1.4.0\",\"1.3.0\",\"1.2.0\",\"1.1.0\",\"1.0.0\"])"
 popd