diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4bfd2a1..472617f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,7 +8,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@master
+    - uses: actions/checkout@v4
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with:
@@ -23,14 +23,10 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        os: [linux, darwin, windows]
-        arch: [amd64]
+        os-arch: [linux-amd64, darwin-arm64, windows-amd64]
         include:
-          - os: windows
+          - os-arch: windows-amd64
             suffix: .exe
-        exclude:
-          - os: windows
-            arch: arm64
     steps:
     - uses: actions/checkout@v4
     - name: Login to Docker Hub
@@ -44,24 +40,24 @@ jobs:
         ruby-version: 3.3
         bundler-cache: true
     - name: build
-      run: rake build:${{ matrix.os }}-${{ matrix.arch }}
+      run: rake build:${{ matrix.os-arch }}
 
-    - name: Upload test binary (${{ matrix.os }}-${{ matrix.arch }}})
+    - name: Upload test binary (${{ matrix.os-arch }}
       uses: actions/upload-artifact@v4
       with:
-        name: rf-${{ github.sha }}-${{ matrix.os }}-${{ matrix.arch }}
-        path: build/${{ matrix.os }}-${{ matrix.arch }}/bin/rf${{ matrix.suffix }}
+        name: rf-${{ github.sha }}-${{ matrix.os-arch }}
+        path: build/${{ matrix.os-arch }}/bin/rf${{ matrix.suffix }}
 
   test:
     needs: build
     strategy:
       matrix:
-        runs-on: [ubuntu-latest, macos-latest, windows-latest]
+        runs-on: [ubuntu-latest, macos-14, windows-latest]
         include:
           - runs-on: ubuntu-latest
             os-arch: linux-amd64
-          - runs-on: macos-latest
-            os-arch: darwin-amd64
+          - runs-on: macos-14
+            os-arch: darwin-arm64
           - runs-on: windows-latest
             os-arch: windows-amd64
     runs-on: ${{ matrix.runs-on }}
diff --git a/Gemfile.lock b/Gemfile.lock
index 736bc23..41c98e5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -126,8 +126,8 @@ GEM
       parser (>= 3.2.2.4)
 
 PLATFORMS
+  arm64-darwin-22
   x64-mingw-ucrt
-  x86_64-darwin-20
   x86_64-linux
 
 DEPENDENCIES
diff --git a/README.md b/README.md
index d4a66b2..1e5a348 100644
--- a/README.md
+++ b/README.md
@@ -62,11 +62,11 @@ You can download rf from the [Release page](https://github.com/buty4649/rf/relea
 Binary files are provided for each platform and architecture.
 Please refer to the following table for each corresponding status.
 
-|     | amd64 | arm64|
-|-----|-------|------|
-|Linux|✅    |✅    |
-|MacOS|✅    |✅    |
-|Windows|✅  |-     |
+|       | amd64 | arm64|
+|-------|-------|------|
+|Linux  |✅     |✅    |
+|MacOS  |-      |✅    |
+|Windows|✅     |-     |
 
 You can also install it using each package manager as another method.
 
diff --git a/Rakefile b/Rakefile
index c399921..226cc5b 100644
--- a/Rakefile
+++ b/Rakefile
@@ -15,7 +15,7 @@ end
 def build_targets
   %w[
     linux-amd64 linux-arm64
-    darwin-amd64 darwin-arm64
+    darwin-arm64
     windows-amd64
   ]
 end
diff --git a/build_config.rb b/build_config.rb
index 257df39..8ab4168 100644
--- a/build_config.rb
+++ b/build_config.rb
@@ -54,25 +54,6 @@ def build_cc_defines(conf)
   end
 end
 
-if build_targets.include?('darwin-amd64')
-  MRuby::CrossBuild.new('darwin-amd64') do |conf|
-    macos_sdk = ENV.fetch('MACOSX_SDK_PATH').shellescape
-
-    build_config(conf, 'x86_64-macos', strip: true)
-    conf.cc.flags += ['-Wno-overriding-t-option', '-mmacosx-version-min=10.14',
-                      '-isysroot', macos_sdk, '-iwithsysroot', '/usr/include',
-                      '-iframeworkwithsysroot', '/System/Library/Frameworks']
-    conf.linker.flags += ['-Wno-overriding-t-option', '-mmacosx-version-min=10.14',
-                          '--sysroot', macos_sdk, '-F/System/Library/Frameworks', '-L/usr/lib']
-    conf.archiver.command = 'zig ar'
-    ENV['RANLIB'] ||= 'zig ranlib'
-    conf.host_target = 'x86_64-darwin'
-
-    debug_config(conf)
-    gem_config(conf)
-  end
-end
-
 if build_targets.include?('darwin-arm64')
   MRuby::CrossBuild.new('darwin-arm64') do |conf|
     macos_sdk = ENV.fetch('MACOSX_SDK_PATH').shellescape