diff --git a/CHANGELOG.md b/CHANGELOG.md
index cf4c21eb9..5ff1f81f0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@ adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased][unreleased]
 
+## [6.0.0] - 2021-07-07
+
 ### Added
 
 - Support for Ruby 3.0.
@@ -797,7 +799,8 @@ Gandalf the Free-As-In-Beer
 
 - Initial release
 
-[unreleased]: https://github.com/newcontext/kitchen-terraform/compare/v5.8.0...HEAD
+[unreleased]: https://github.com/newcontext/kitchen-terraform/compare/v6.0.0...HEAD
+[6.0.0]: https://github.com/newcontext/kitchen-terraform/compare/v5.8.0...v6.0.0
 [5.8.0]: https://github.com/newcontext/kitchen-terraform/compare/v5.7.2...v5.8.0
 [5.7.2]: https://github.com/newcontext/kitchen-terraform/compare/v5.7.1...v5.7.2
 [5.7.1]: https://github.com/newcontext/kitchen-terraform/compare/v5.7.0...v5.7.1
diff --git a/README.md b/README.md
index 20c004f0c..22aac681a 100644
--- a/README.md
+++ b/README.md
@@ -101,7 +101,7 @@ example.
 > Installing Kitchen-Terraform with RubyGems
 
 ```sh
-gem install kitchen-terraform --version 5.8.0
+gem install kitchen-terraform --version 6.0.0
 ```
 
 This approach is not recommended as it requires more effort to install
diff --git a/lib/kitchen/terraform/version.rb b/lib/kitchen/terraform/version.rb
index bc147c7a2..e2890cccb 100644
--- a/lib/kitchen/terraform/version.rb
+++ b/lib/kitchen/terraform/version.rb
@@ -71,7 +71,7 @@ def temporarily_override(version:)
 
         # @api private
         def value
-          self.value = ::Gem::Version.new "5.8.0" if not @value
+          self.value = ::Gem::Version.new "6.0.0" if not @value
           @value
         end
 
diff --git a/spec/lib/kitchen/terraform/version_spec.rb b/spec/lib/kitchen/terraform/version_spec.rb
index af5bc1b48..b7045496c 100644
--- a/spec/lib/kitchen/terraform/version_spec.rb
+++ b/spec/lib/kitchen/terraform/version_spec.rb
@@ -24,7 +24,7 @@
   end
 
   let :version do
-    ::Gem::Version.new "5.8.0"
+    ::Gem::Version.new "6.0.0"
   end
 
   describe ".assign_plugin_version" do
diff --git a/spec/support/kitchen/terraform/configurable_examples.rb b/spec/support/kitchen/terraform/configurable_examples.rb
index 6f1b3ba99..f595dbbfd 100644
--- a/spec/support/kitchen/terraform/configurable_examples.rb
+++ b/spec/support/kitchen/terraform/configurable_examples.rb
@@ -26,7 +26,7 @@
 
   describe "@plugin_version" do
     it "equals the gem version" do
-      expect(described_class.instance_variable_get(:@plugin_version)).to eq "5.8.0"
+      expect(described_class.instance_variable_get(:@plugin_version)).to eq "6.0.0"
     end
   end