diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1e787d59..8f00c079 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+### [28.21.2](https://github.com/renovatebot/github-action/compare/v28.21.0...v28.21.2) (2021-11-02)
+
+
+### Bug Fixes
+
+* **deps:** update renovate/renovate docker tag to v28.21.2 ([713ef03](https://github.com/renovatebot/github-action/commit/713ef03f669851d0c7c4c046a6779bcb8f6905ec))
+
 ## [28.21.0](https://github.com/renovatebot/github-action/compare/v28.20.0...v28.21.0) (2021-11-01)
 
 
diff --git a/dist/index.js b/dist/index.js
index 0e8f4212..105863cd 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -2832,7 +2832,7 @@ class Docker {
     constructor() {
         this.repository = 'renovate/renovate';
         // renovate: datasource=docker depName=renovate/renovate versioning=docker
-        this.tag = '28.21.0-slim';
+        this.tag = '28.21.2-slim';
         this.tagSuffix = '-slim';
     }
     image() {
diff --git a/package.json b/package.json
index 312b75f3..036c53e6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "github-action",
-  "version": "28.21.0",
+  "version": "28.21.2",
   "description": "GitHub Action to run Renovate self-hosted.",
   "private": true,
   "main": "src/index.ts",