diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4b9e5eef..457f470b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 3.5.0.pre
+
+This release adds support for setting two CSP headers (enforced/report-only) and management around them.
+
 ## 3.4.1 Named Appends
 
 ### Small bugfix
diff --git a/secure_headers.gemspec b/secure_headers.gemspec
index d43aca1e..4f2b9376 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       = "3.4.1"
+  gem.version       = "3.5.0.pre"
   gem.authors       = ["Neil Matatall"]
   gem.email         = ["neil.matatall@gmail.com"]
   gem.description   = 'Security related headers all in one gem.'