diff --git a/CHANGELOG.md b/CHANGELOG.md
index 32c3c15..c0583cc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,13 +2,17 @@
 
 All notable changes to this project will be documented in this file.
 
-The format is based on [Keep a Changelog][KeepAChangelog] and this
-project adheres to [Semantic Versioning][Semver].
+The format is based on [Keep a Changelog][KeepAChangelog] and this project
+adheres to [Semantic Versioning][Semver].
 
 ## [Unreleased]
 
 - Your contribution here!
 
+## [0.4.0] - 2019-08-25
+### Changed
+- Require an up-to-date `rest-client` (`>= 2.1.0`)
+
 ## [0.3.0] - 2019-05-20
 ### Changed
 - lolcommits gem is a runtime dependency
@@ -58,7 +62,8 @@ project adheres to [Semantic Versioning][Semver].
 ### Changed
 - Initial release
 
-[Unreleased]: https://github.com/lolcommits/lolcommits-uploldz/compare/v0.3.0...HEAD
+[Unreleased]: https://github.com/lolcommits/lolcommits-uploldz/compare/v0.4.0...HEAD
+[0.4.0]: https://github.com/lolcommits/lolcommits-uploldz/compare/v0.3.0...v0.4.0
 [0.3.0]: https://github.com/lolcommits/lolcommits-uploldz/compare/v0.2.0...v0.3.0
 [0.2.0]: https://github.com/lolcommits/lolcommits-uploldz/compare/v0.1.1...v0.2.0
 [0.1.1]: https://github.com/lolcommits/lolcommits-uploldz/compare/v0.1.0...v0.1.1
diff --git a/lib/lolcommits/uploldz/version.rb b/lib/lolcommits/uploldz/version.rb
index de938c2..c03a6ea 100644
--- a/lib/lolcommits/uploldz/version.rb
+++ b/lib/lolcommits/uploldz/version.rb
@@ -2,6 +2,6 @@
 
 module Lolcommits
   module Uploldz
-    VERSION = "0.3.0".freeze
+    VERSION = "0.4.0".freeze
   end
 end
diff --git a/lolcommits-uploldz.gemspec b/lolcommits-uploldz.gemspec
index bf2de85..d0dd1ee 100644
--- a/lolcommits-uploldz.gemspec
+++ b/lolcommits-uploldz.gemspec
@@ -32,7 +32,7 @@ Gem::Specification.new do |spec|
 
   spec.required_ruby_version = ">= 2.3"
 
-  spec.add_runtime_dependency "rest-client"
+  spec.add_runtime_dependency "rest-client", ">= 2.1.0"
   spec.add_runtime_dependency "lolcommits", ">= 0.14.2"
 
   spec.add_development_dependency "bundler"