diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 62d92bd..bf5a6b8 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -11,9 +11,9 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v3
-    - uses: ruby/setup-ruby@v1.180.0
+    - uses: ruby/setup-ruby@v1.194.0
       with:
-        ruby-version: 3.3.3
+        ruby-version: 3.3.5
     - name: Set up environment
       run: bundle install
     - name: Build
diff --git a/.github/workflows/manual_release.yml b/.github/workflows/manual_release.yml
index 712cb74..b62379f 100644
--- a/.github/workflows/manual_release.yml
+++ b/.github/workflows/manual_release.yml
@@ -33,9 +33,9 @@ jobs:
       with:
         fetch-depth: 0
 
-    - uses: ruby/setup-ruby@v1.180.0
+    - uses: ruby/setup-ruby@v1.194.0
       with:
-        ruby-version: 3.3.3
+        ruby-version: 3.3.5
 
     - name: Set up environment
       run: |
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6c5d000..a2822ee 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -13,9 +13,9 @@ jobs:
       with:
         fetch-depth: 0
 
-    - uses: ruby/setup-ruby@v1.180.0
+    - uses: ruby/setup-ruby@v1.194.0
       with:
-        ruby-version: 3.3.3
+        ruby-version: 3.3.5
 
     - name: Set up environment
       run: |
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index a4a2f41..9a35ba9 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -13,9 +13,9 @@ jobs:
       with:
         fetch-depth: 0
 
-    - uses: ruby/setup-ruby@v1.180.0
+    - uses: ruby/setup-ruby@v1.194.0
       with:
-        ruby-version: 3.3.3
+        ruby-version: 3.3.5
 
     - name: Set up environment
       run: |
diff --git a/DEVELOPING.md b/DEVELOPING.md
index cec794f..3c35358 100644
--- a/DEVELOPING.md
+++ b/DEVELOPING.md
@@ -54,15 +54,15 @@ Script is designed to run on Linux, but can be run on macOS or windows.
 For windows x86_64
 
     cd windows
-    bash -c 'mkdir -p cache output/3.3.3'
-    bash -c './build-ruby -a x86 -r 3.3.3 cache output/3.3.3'
-    bash -c './package -r traveling-ruby-20230428-3.3.3-x86-windows.tar.gz output/3.3.3'
+    bash -c 'mkdir -p cache output/3.3.5'
+    bash -c './build-ruby -a x86 -r 3.3.5 cache output/3.3.5'
+    bash -c './package -r traveling-ruby-20230428-3.3.5-x86-windows.tar.gz output/3.3.5'
 
 For windows x86
 
-    bash -c 'mkdir -p cache output/3.3.3'
-    bash -c './build-ruby -a x86_64 -r 3.3.3 cache output/3.3.3'
-    bash -c './package -r traveling-ruby-20230428-3.3.3-x86_64-windows.tar.gz output/3.3.3'
+    bash -c 'mkdir -p cache output/3.3.5'
+    bash -c './build-ruby -a x86_64 -r 3.3.5 cache output/3.3.5'
+    bash -c './package -r traveling-ruby-20230428-3.3.5-x86_64-windows.tar.gz output/3.3.5'
 
 ### Building the pact-ruby-standalone packages
 
@@ -118,10 +118,10 @@ Build only selected platforms
 2. Copy your built `traveling-ruby` package into the `build` folder
 3. Ensure the version number in `tasks/package.rake` matches your package name
    1. eg
-      1. `traveling-ruby-20230508-3.3.3-linux-arm64.tar.gz`
+      1. `traveling-ruby-20230508-3.3.5-linux-arm64.tar.gz`
 
     ```ruby
-    TRAVELING_RUBY_VERSION = "20230508-3.3.3"
+    TRAVELING_RUBY_VERSION = "20230508-3.3.5"
     ```
 
 4. Run `bundle exec rake package` as before
@@ -130,13 +130,13 @@ Build only selected platforms
 
 | OS     | Ruby      | Architecture | Supported |
 | -------| ------- | ------------ | --------- |
-| OSX    | 3.3.3     | x86_64       | ✅         |
-| OSX    | 3.3.3     | aarch64 (arm)| ✅         |
-| Linux  | 3.3.3   | x86_64       | ✅         |
-| Linux  | 3.3.3   | aarch64 (arm)| ✅          |
-| Windows| 3.3.3 | x86_64       | ✅        |
-| Windows| 3.3.3 | x86       | ✅        |
-| Windows| 3.3.3 | aarch64 (via x86 emulation) |  ✅        |
+| OSX    | 3.3.5     | x86_64       | ✅         |
+| OSX    | 3.3.5     | aarch64 (arm)| ✅         |
+| Linux  | 3.3.5   | x86_64       | ✅         |
+| Linux  | 3.3.5   | aarch64 (arm)| ✅          |
+| Windows| 3.3.5 | x86_64       | ✅        |
+| Windows| 3.3.5 | x86       | ✅        |
+| Windows| 3.3.5 | aarch64 (via x86 emulation) |  ✅        |
 
 ## Testing
 
diff --git a/Dockerfile-package-base b/Dockerfile-package-base
index 29e3725..6043966 100644
--- a/Dockerfile-package-base
+++ b/Dockerfile-package-base
@@ -1,4 +1,4 @@
-FROM --platform=linux/amd64 ruby:3.3.3-slim
+FROM --platform=linux/amd64 ruby:3.3.5-slim
 
 RUN apt-get update && apt-get install -y \
     curl \
@@ -12,7 +12,7 @@ RUN useradd --create-home --home-dir $HOME user \
     && mkdir -p $HOME \
     && chown -R user:user $HOME
 
-RUN gem install bundler:2.5.9
+RUN gem install bundler:2.5.18
 RUN bundle install
 COPY Rakefile README.md Gemfile Gemfile.lock VERSION $HOME/
 COPY tasks $HOME/tasks
diff --git a/Dockerfile-release-base b/Dockerfile-release-base
index 7fc560e..b9fb6d5 100644
--- a/Dockerfile-release-base
+++ b/Dockerfile-release-base
@@ -1,4 +1,4 @@
-FROM --platform=linux/amd64 ruby:3.3.3-alpine
+FROM --platform=linux/amd64 ruby:3.3.5-alpine
 
 # Installation path
 ENV HOME=/app
diff --git a/Gemfile.lock b/Gemfile.lock
index 9c05a77..d81331c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -31,4 +31,4 @@ DEPENDENCIES
   rake (~> 12.3)
 
 BUNDLED WITH
-   2.5.9
+   2.5.18
diff --git a/README.md b/README.md
index 792782f..ace6ebf 100644
--- a/README.md
+++ b/README.md
@@ -46,17 +46,17 @@ See the [release page][releases].
 
 ## Supported Platforms
 
-Ruby is not required on the host platform, Ruby 3.3.3 is provided in the distributable.
+Ruby is not required on the host platform, Ruby 3.3.5 is provided in the distributable.
 
 | OS     | Ruby      | Architecture   | Supported |
 | -------| -------   | ------------   | --------- |
-| MacOS  | 3.3.3     | x86_64         | ✅        |
-| MacOS  | 3.3.3     | aarch64 (arm64)| ✅        |
-| Linux  | 3.3.3     | x86_64         | ✅        |
-| Linux  | 3.3.3     | aarch64 (arm64)| ✅        |
-| Windows| 3.3.3     | x86_64         | ✅        |
-| Windows| 3.3.3     | x86            | ✅        |
-| Windows| 3.3.3     | aarch64 (arm64)| 🚧        |
+| MacOS  | 3.3.5     | x86_64         | ✅        |
+| MacOS  | 3.3.5     | aarch64 (arm64)| ✅        |
+| Linux  | 3.3.5     | x86_64         | ✅        |
+| Linux  | 3.3.5     | aarch64 (arm64)| ✅        |
+| Windows| 3.3.5     | x86_64         | ✅        |
+| Windows| 3.3.5     | x86            | ✅        |
+| Windows| 3.3.5     | aarch64 (arm64)| 🚧        |
 
 🚧 - Tested under emulation mode x86 / x86_64 in Windows on ARM
 
diff --git a/RELEASING.md b/RELEASING.md
index 0b2618a..6d63ce6 100644
--- a/RELEASING.md
+++ b/RELEASING.md
@@ -2,5 +2,5 @@
 
 Run:
 
-    chruby 3.3.3 #or whatever your version manager is
+    chruby 3.3.5 #or whatever your version manager is
     script/release.sh [major|minor|patch] # default is minor
diff --git a/packaging/Gemfile.lock b/packaging/Gemfile.lock
index 44191b6..2d4886d 100644
--- a/packaging/Gemfile.lock
+++ b/packaging/Gemfile.lock
@@ -136,4 +136,4 @@ DEPENDENCIES
   webrick (= 1.8.2)
 
 BUNDLED WITH
-   2.5.9
+   2.5.18
diff --git a/packaging/README.md.template b/packaging/README.md.template
index fa92f82..23809ba 100644
--- a/packaging/README.md.template
+++ b/packaging/README.md.template
@@ -46,17 +46,17 @@ See the [release page][releases].
 
 ## Supported Platforms
 
-Ruby is not required on the host platform, Ruby 3.3.3 is provided in the distributable.
+Ruby is not required on the host platform, Ruby 3.3.5 is provided in the distributable.
 
 | OS     | Ruby      | Architecture   | Supported |
 | -------| -------   | ------------   | --------- |
-| MacOS  | 3.3.3     | x86_64         | ✅        |
-| MacOS  | 3.3.3     | aarch64 (arm64)| ✅        |
-| Linux  | 3.3.3     | x86_64         | ✅        |
-| Linux  | 3.3.3     | aarch64 (arm64)| ✅        |
-| Windows| 3.3.3     | x86_64         | ✅        |
-| Windows| 3.3.3     | x86            | ✅        |
-| Windows| 3.3.3     | aarch64 (arm64)| 🚧        |
+| MacOS  | 3.3.5     | x86_64         | ✅        |
+| MacOS  | 3.3.5     | aarch64 (arm64)| ✅        |
+| Linux  | 3.3.5     | x86_64         | ✅        |
+| Linux  | 3.3.5     | aarch64 (arm64)| ✅        |
+| Windows| 3.3.5     | x86_64         | ✅        |
+| Windows| 3.3.5     | x86            | ✅        |
+| Windows| 3.3.5     | aarch64 (arm64)| 🚧        |
 
 🚧 - Tested under emulation mode x86 / x86_64 in Windows on ARM
 
diff --git a/tasks/package.rake b/tasks/package.rake
index 0fa4a5b..e9d802f 100644
--- a/tasks/package.rake
+++ b/tasks/package.rake
@@ -3,7 +3,7 @@ require 'bundler/setup'
 
 PACKAGE_NAME = "pact"
 VERSION = File.read('VERSION').strip
-TRAVELING_RUBY_VERSION = "20240615-3.3.3"
+TRAVELING_RUBY_VERSION = "20240904-3.3.5"
 TRAVELING_RUBY_PKG_DATE = TRAVELING_RUBY_VERSION.split("-").first
 PLUGIN_CLI_VERSION = "0.1.2"
 
@@ -47,7 +47,7 @@ namespace :package do
   desc "Install gems to local directory"
   task :bundle_install do
     if RUBY_VERSION !~ /^3\.3\./
-      abort "You can only 'bundle install' using Ruby 3.3.3, because that's what Traveling Ruby uses."
+      abort "You can only 'bundle install' using Ruby 3.3.5, because that's what Traveling Ruby uses."
     end
     sh "rm -rf build/tmp"
     sh "mkdir -p build/tmp"