diff --git a/CHANGELOG.md b/CHANGELOG.md
index bf14324a92..e964506f5b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Unreleased
 
+# 8.12.1
+
 Fixes:
 
 - [#763 Fix a Sass compilation error in the unbranded stylesheet](https://github.com/alphagov/govuk-prototype-kit/pull/763), which was introduced in 8.12.0.
diff --git a/VERSION.txt b/VERSION.txt
index e51b343012..fd32ca6a62 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-8.12.0
+8.12.1
diff --git a/package.json b/package.json
index 71dc3aa6a5..091e450db6 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "express-prototype",
   "description": "GOVUK prototyping app in Express",
-  "version": "8.12.0",
+  "version": "8.12.1",
   "private": true,
   "engines": {
     "node": "^10.0.0"