diff --git a/.circleci/config.yml b/.circleci/config.yml
deleted file mode 100644
index 0ec8554..0000000
--- a/.circleci/config.yml
+++ /dev/null
@@ -1,139 +0,0 @@
-version: 2
-references:
-  repo_restore_cache: &repo_restore_cache
-    restore_cache:
-      keys:
-        - repo-{{ .Environment.CIRCLE_SHA1 }}
-
-  repo_save_cache: &repo_save_cache
-    save_cache:
-      key: repo-{{ .Environment.CIRCLE_SHA1 }}-{{ epoch }}
-      paths:
-        - ~/method_source
-
-  bundle_install: &bundle_install
-    run:
-      name: Install Bundler dependencies
-      command: bundle install --path ~/method_source/vendor/bundle --jobs 15
-
-  unit: &unit
-    run:
-      name: Run unit tests
-      command: bundle exec rake
-
-jobs:
-  "ruby-1.9":
-    docker:
-      - image: kyrylo/ruby-1.9.3p551
-    working_directory: /home/circleci/method_source
-    steps:
-      - checkout
-      - <<: *repo_restore_cache
-      - <<: *bundle_install
-      - <<: *unit
-  "ruby-2.0":
-    docker:
-      - image: kyrylo/ruby-2.0.0p648
-    working_directory: /home/circleci/method_source
-    steps:
-      - checkout
-      - <<: *repo_restore_cache
-      - <<: *bundle_install
-      - <<: *unit
-  "ruby-2.1":
-    docker:
-      - image: circleci/ruby:2.1
-    working_directory: ~/method_source
-    steps:
-      - checkout
-      - <<: *repo_restore_cache
-      - <<: *bundle_install
-      - <<: *unit
-  "ruby-2.2":
-    docker:
-      - image: circleci/ruby:2.2
-    working_directory: ~/method_source
-    steps:
-      - checkout
-      - <<: *repo_restore_cache
-      - <<: *bundle_install
-      - <<: *unit
-  "ruby-2.3":
-    docker:
-      - image: circleci/ruby:2.3
-    working_directory: ~/method_source
-    steps:
-      - checkout
-      - <<: *repo_restore_cache
-      - <<: *bundle_install
-      - <<: *unit
-  "ruby-2.4":
-    docker:
-      - image: circleci/ruby:2.4
-    working_directory: ~/method_source
-    steps:
-      - checkout
-      - <<: *repo_restore_cache
-      - <<: *bundle_install
-      - <<: *unit
-  "ruby-2.5":
-    docker:
-      - image: circleci/ruby:2.5
-    working_directory: ~/method_source
-    steps:
-      - checkout
-      - <<: *repo_restore_cache
-      - <<: *bundle_install
-      - <<: *unit
-  "ruby-2.6":
-    docker:
-      - image: circleci/ruby:2.6
-    working_directory: ~/method_source
-    steps:
-      - checkout
-      - <<: *repo_restore_cache
-      - <<: *bundle_install
-      - <<: *unit
-  "ruby-2.7":
-    docker:
-      - image: circleci/ruby:2.7.0
-    working_directory: ~/method_source
-    steps:
-      - checkout
-      - <<: *repo_restore_cache
-      - <<: *bundle_install
-      - <<: *unit
-  "jruby-9.1-jdk":
-    docker:
-      - image: circleci/jruby:9.1-jdk
-    working_directory: ~/method_source
-    steps:
-      - checkout
-      - <<: *repo_restore_cache
-      - <<: *bundle_install
-      - <<: *unit
-  "jruby-9.2-jdk":
-    docker:
-      - image: circleci/jruby:9.2-jdk
-    working_directory: ~/method_source
-    steps:
-      - checkout
-      - <<: *repo_restore_cache
-      - <<: *bundle_install
-      - <<: *unit
-
-workflows:
-  version: 2
-  build:
-    jobs:
-      - "ruby-1.9"
-      - "ruby-2.0"
-      - "ruby-2.1"
-      - "ruby-2.2"
-      - "ruby-2.3"
-      - "ruby-2.4"
-      - "ruby-2.5"
-      - "ruby-2.6"
-      - "ruby-2.7"
-      - "jruby-9.1-jdk"
-      - "jruby-9.2-jdk"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index cf7b37b..08d8602 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,15 @@
-method_source changelog
-=======================
+# method_source changelog
 
 ### master
 
+### [v1.1.0][v1.1.0] (April 15, 2024)
+
+- Added `MethodSource.clear_cache`
+- Added support for `RUBYOPT="--enable-frozen-string-literal"`
+
 ### [v1.0.0][v1.0.0] (March 19, 2020)
 
-* Added Ruby 2.7 support
+- Added Ruby 2.7 support
 
 [v1.0.0]: https://github.com/banister/method_source/releases/tag/v1.0.0
+[v1.1.0]: https://github.com/banister/method_source/releases/tag/v1.1.0
diff --git a/lib/method_source/version.rb b/lib/method_source/version.rb
index 22f52de..c1d9071 100644
--- a/lib/method_source/version.rb
+++ b/lib/method_source/version.rb
@@ -1,3 +1,3 @@
 module MethodSource
-  VERSION = '1.0.0'.freeze
+  VERSION = '1.1.0'.freeze
 end
diff --git a/method_source.gemspec b/method_source.gemspec
index a400823..1df1692 100644
--- a/method_source.gemspec
+++ b/method_source.gemspec
@@ -2,12 +2,12 @@
 
 Gem::Specification.new do |s|
   s.name = "method_source".freeze
-  s.version = "1.0.0"
+  s.version = "1.1.0"
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0".freeze) if s.respond_to? :required_rubygems_version=
   s.require_paths = ["lib".freeze]
   s.authors = ["John Mair (banisterfiend)".freeze]
-  s.date = "2020-03-19"
+  s.date = "2024-04-15"
   s.description = "retrieve the sourcecode for a method".freeze
   s.email = "jrmair@gmail.com".freeze
   s.files = ["CHANGELOG.md".freeze, ".gemtest".freeze, ".travis.yml".freeze, ".yardopts".freeze, "Gemfile".freeze, "LICENSE".freeze, "README.markdown".freeze, "Rakefile".freeze, "lib/method_source.rb".freeze, "lib/method_source/code_helpers.rb".freeze, "lib/method_source/source_location.rb".freeze, "lib/method_source/version.rb".freeze, "method_source.gemspec".freeze, "spec/method_source/code_helpers_spec.rb".freeze, "spec/method_source_spec.rb".freeze, "spec/spec_helper.rb".freeze]