diff --git a/.circleci/config.yml b/.circleci/config.yml
index 23fcf9e1..fcfbc059 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -1,35 +1,24 @@
-version: 2
+version: 2.1
 jobs:
-  "Test against Ruby 2.4":
+  test:
+    parameters:
+      ruby_version:
+        type: string
     docker:
-      - image: circleci/ruby:2.4.9
-    working_directory: ~/intercom-ruby
+      - image: cimg/ruby:<< parameters.ruby_version >>
     steps:
       - checkout
       - run: bundle install
       - run: bundle exec rake
-  "Test against Ruby 2.5":
-    docker:
-      - image: circleci/ruby:2.5.7
-    working_directory: ~/intercom-ruby
-    steps:
-      - checkout
-      - run: bundle install
-      - run: bundle exec rake
-  "Test against Ruby 2.6":
-    docker:
-      - image: circleci/ruby:2.6.5
-    working_directory: ~/intercom-ruby
-    steps:
-      - checkout
-      - run: bundle install
-      - run: bundle exec rake
-
 workflows:
-  version: 2
   build_and_test:
     jobs:
-      - "Test against Ruby 2.4"
-      - "Test against Ruby 2.5"
-      - "Test against Ruby 2.6"
-
+      - test:
+          name: "Test against Ruby 3.1"
+          ruby_version: "3.1"
+      - test:
+          name: "Test against Ruby 3.2"
+          ruby_version: "3.2"
+      - test:
+          name: "Test against Ruby 3.3"
+          ruby_version: "3.3"
diff --git a/intercom.gemspec b/intercom.gemspec
index a6878d55..584f530d 100644
--- a/intercom.gemspec
+++ b/intercom.gemspec
@@ -18,9 +18,9 @@ Gem::Specification.new do |spec|
   spec.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_development_dependency 'minitest', '~> 5.4'
+  spec.add_development_dependency 'minitest', '~> 5.4', '< 5.19'
   spec.add_development_dependency "m", "~> 1.5.0"
-  spec.add_development_dependency 'rake', '~> 10.3'
+  spec.add_development_dependency 'rake', '~> 13.0'
   spec.add_development_dependency 'mocha', '~> 1.0'
   spec.add_development_dependency "fakeweb", ["~> 1.3"]
   spec.add_development_dependency "pry"
diff --git a/lib/intercom/client.rb b/lib/intercom/client.rb
index 5b3f607f..a72b1248 100644
--- a/lib/intercom/client.rb
+++ b/lib/intercom/client.rb
@@ -23,7 +23,7 @@ def set_timeouts(open_timeout: nil, read_timeout: nil)
           timeouts[:open_timeout] = open_timeout if open_timeout
           timeouts[:read_timeout] = read_timeout if read_timeout
           o.send(:timeouts=, timeouts)
-          proc { |_obj| set_timeouts(old_timeouts).call(o) }
+          proc { |_obj| set_timeouts(**old_timeouts).call(o) }
         end
       end
     end