diff --git a/CHANGELOG.md b/CHANGELOG.md
index b05a81c..9c42e28 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.2.2] - 2024-11-06
+
+* Update `cargo-audit` to 0.21.0
+
 ## [1.2.1] - 2024-07-31
 
 * Temporarily remove `--locked` from the install instructions again, since cargo-audit relies on an old version of `time` that is incompatible with Rust 1.80.
diff --git a/action.yml b/action.yml
index e586607..af9ff97 100644
--- a/action.yml
+++ b/action.yml
@@ -45,12 +45,12 @@ runs:
           ${{ steps.cargo-home.outputs.cargohome }}/bin/cargo-audit*
           ${{ steps.cargo-home.outputs.cargohome }}/.crates.toml
           ${{ steps.cargo-home.outputs.cargohome }}/.crates2.json
-        key: cargo-audit-v0.20.0
+        key: cargo-audit-v0.21.0
 
     - name: Install cargo-audit
       if: steps.cache.outputs.cache-hit != 'true'
       # Update both this version number and the cache key
-      run: cargo install cargo-audit --vers 0.20.0 --no-default-features
+      run: cargo install cargo-audit --vers 0.21.0 --no-default-features
       shell: bash
 
     - run: |