diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1c8d7af0..2b050d41 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 3.1.2 Bug fix for regression
+
+See https://github.com/twitter/secureheaders/pull/239
+
+This meant that when header caches were regenerated upon calling `SecureHeaders.override(:name)` and using it with `use_secure_headers_override` would result in default values for anything other than CSP/HPKP.
+
 ## 3.1.1 Bug fix for regression
 
 See https://github.com/twitter/secureheaders/pull/235
diff --git a/secure_headers.gemspec b/secure_headers.gemspec
index 0f054d65..af75980d 100644
--- a/secure_headers.gemspec
+++ b/secure_headers.gemspec
@@ -1,7 +1,7 @@
 # -*- encoding: utf-8 -*-
 Gem::Specification.new do |gem|
   gem.name          = "secure_headers"
-  gem.version       = "3.1.1"
+  gem.version       = "3.1.2"
   gem.authors       = ["Neil Matatall"]
   gem.email         = ["neil.matatall@gmail.com"]
   gem.description   = 'Security related headers all in one gem.'