diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9318f7f..cd4bbb1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [Unreleased] -
+
+### Fixed
+- Fix rake vulnerability in `.gemspec` file.
+
 ## [1.4.4] - 2019-08-20
 
 ### Fixed
diff --git a/jekyll-theme-basically-basic.gemspec b/jekyll-theme-basically-basic.gemspec
index df7b80b..ee04886 100644
--- a/jekyll-theme-basically-basic.gemspec
+++ b/jekyll-theme-basically-basic.gemspec
@@ -22,5 +22,5 @@ Gem::Specification.new do |spec|
   spec.add_runtime_dependency "jekyll-sitemap", "~> 1.3"
 
   spec.add_development_dependency "bundler"
-  spec.add_development_dependency "rake", "~> 10.0"
+  spec.add_development_dependency "rake", ">= 12.3.3"
 end