diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c8d641b2..92ffaaff 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -478,25 +478,37 @@ jobs:
         working-directory: ./bindings/python
 
   test-ruby:
+    name: Ruby ${{ matrix.ruby-version }} on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         os: [ubuntu-22.04, macos-13, windows-2022]
         ruby-version: ["3.2", "3.3"]
 
-    name: Ruby ${{ matrix.ruby-version }} on ${{ matrix.os }}
-    runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
-      - name: Set up Ruby & Rust
-        uses: oxidize-rb/actions/setup-ruby-and-rust@main
+
+      - name: Install Ruby
+        uses: ruby/setup-ruby@v1
         with:
           ruby-version: ${{ matrix.ruby-version }}
           bundler-cache: true
-          cargo-cache: true
-          cache-version: v1
           working-directory: ./bindings/ruby
 
+      - name: Install MSYS2 UCRT64 DevKit
+        if: runner.os == 'Windows'
+        shell: powershell
+        run: ridk install 3
+
+      - uses: dtolnay/rust-toolchain@stable
+
+      - uses: Swatinem/rust-cache@v2
+        with:
+          cache-all-crates: "true"
+          key: ${{ matrix.os }}
+          workspaces: bindings/ruby
+
       - uses: actions/setup-python@v5
         with:
           python-version: 3.11
@@ -506,11 +518,13 @@ jobs:
       - name: Start background server
         run: |
           python -m pip install -r ./css-inline/tests/requirements-test.txt
-          # Starts the server in background
           python ./css-inline/tests/server.py &
         shell: bash
 
       - run: bundle exec rake test
+        env:
+          BINDGEN_EXTRA_CLANG_ARGS_x64-mingw-ucrt: "-IC:/msys64/ucrt64/include"
+          BINDGEN_EXTRA_CLANG_ARGS_x86_64-pc-windows-msvc: "-IC:/msys64/ucrt64/include"
         working-directory: ./bindings/ruby
 
   test-wasm:
diff --git a/bindings/ruby/Gemfile.lock b/bindings/ruby/Gemfile.lock
index e4653b3e..02620b00 100644
--- a/bindings/ruby/Gemfile.lock
+++ b/bindings/ruby/Gemfile.lock
@@ -2,6 +2,7 @@ PATH
   remote: .
   specs:
     css_inline (0.14.3)
+      rb_sys (~> 0.9.108)
 
 GEM
   remote: https://rubygems.org/
@@ -26,7 +27,9 @@ GEM
     rake (13.0.6)
     rake-compiler (1.2.3)
       rake
-    rb_sys (0.9.79)
+    rake-compiler-dock (1.9.1)
+    rb_sys (0.9.115)
+      rake-compiler-dock (= 1.9.1)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)
@@ -50,7 +53,6 @@ DEPENDENCIES
   nokogiri (~> 1.15)
   premailer (~> 1.21)
   rake-compiler (~> 1.2.0)
-  rb_sys (~> 0.9)
   rspec
 
 BUNDLED WITH
diff --git a/bindings/ruby/Rakefile b/bindings/ruby/Rakefile
index 8707b6e6..9a20bb55 100644
--- a/bindings/ruby/Rakefile
+++ b/bindings/ruby/Rakefile
@@ -2,6 +2,8 @@
 
 require "rake/extensiontask"
 require 'rspec/core/rake_task'
+require "rb_sys"
+require "rb_sys/toolchain_info"
 
 task default: :spec
 
@@ -15,14 +17,7 @@ spec.files -= Dir["ext/**/*"]
 Rake::ExtensionTask.new("css_inline", spec) do |c|
   c.lib_dir = "lib/css_inline"
   c.cross_compile = true
-  c.cross_platform = [
-    "aarch64-linux",
-    "arm64-darwin",
-    "x64-mingw-ucrt",
-    "x64-mingw32",
-    "x86_64-darwin",
-    "x86_64-linux",
-    "x86_64-linux-musl"]
+  c.cross_platform = RbSys::ToolchainInfo.supported_ruby_platforms
 end
 
 task :dev do
diff --git a/bindings/ruby/css_inline.gemspec b/bindings/ruby/css_inline.gemspec
index 2c6215c4..fba69adb 100644
--- a/bindings/ruby/css_inline.gemspec
+++ b/bindings/ruby/css_inline.gemspec
@@ -25,8 +25,9 @@ Gem::Specification.new do |spec|
   spec.required_ruby_version = ">= 3.2.0"
   spec.required_rubygems_version = ">= 3.3.26"
 
+  spec.add_dependency 'rb_sys', '~> 0.9.108'
+
   spec.add_development_dependency "rake-compiler", "~> 1.2.0"
-  spec.add_development_dependency "rb_sys", "~> 0.9"
   spec.add_development_dependency "benchmark-ips", "~> 2.10"
   spec.add_development_dependency "premailer", "~> 1.21"
   spec.add_development_dependency "nokogiri", "~> 1.15"