diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 627ac55..89a4565 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,8 +8,13 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-latest]
+        os: [ubuntu-latest, windows-latest, windows-11-arm, macos-latest]
         python-version: ['3.9', '3.10', '3.11', '3.12', '3.13', '3.14']
+        exclude:
+          - os: windows-11-arm
+            python-version: '3.9'
+          - os: windows-11-arm
+            python-version: '3.10'
 
     steps:
     - uses: actions/checkout@v6
diff --git a/.github/workflows/cibuildwheels.yml b/.github/workflows/cibuildwheels.yml
index 1145f48..50249e2 100644
--- a/.github/workflows/cibuildwheels.yml
+++ b/.github/workflows/cibuildwheels.yml
@@ -15,11 +15,13 @@ jobs:
     if: startsWith(github.event.ref, 'refs/tags')
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-latest]
+        os: [ubuntu-latest, windows-latest, windows-11-arm, macos-latest]
         arch: [x86_64, aarch64]
         exclude:
           - os: windows-latest
             arch: aarch64
+          - os: windows-11-arm
+            arch: aarch64
           - os: macos-latest
             arch: aarch64
 
@@ -47,7 +49,7 @@ jobs:
           arch: x86
 
       - name: Build wheels (Windows x86)
-        if: runner.os == 'Windows'
+        if: runner.os == 'Windows' && runner.arch != 'ARM64'
         run: |
           python -m pip install cibuildwheel
           python -m cibuildwheel --output-dir wheelhouse
@@ -64,7 +66,7 @@ jobs:
           arch: amd64
 
       - name: Build wheels (Windows / amd64)
-        if: runner.os == 'Windows'
+        if: runner.os == 'Windows' && runner.arch != 'ARM64'
         run: |
           python -m pip install cibuildwheel
           python -m cibuildwheel --output-dir wheelhouse
@@ -75,6 +77,24 @@ jobs:
           CIBW_TEST_COMMAND: python -m blosc.test
           CIBW_BUILD_VERBOSITY: 1
 
+      - name: Install MSVC arm64
+        if: runner.os == 'Windows' && runner.arch == 'ARM64'
+        uses: ilammy/msvc-dev-cmd@v1
+        with:
+          arch: arm64
+
+      - name: Build wheels (Windows / arm64)
+        if: runner.os == 'Windows' && runner.arch == 'ARM64'
+        run: |
+          python -m pip install cibuildwheel
+          python -m cibuildwheel --output-dir wheelhouse
+        env:
+          CIBW_BUILD: 'cp39-win_arm64 cp310-win_arm64 cp311-win_arm64 cp312-win_arm64 cp313-win_arm64 cp314-win_arm64'
+          CIBW_BEFORE_BUILD: pip install -r requirements.txt
+          CIBW_BEFORE_TEST: pip install numpy
+          CIBW_TEST_COMMAND: python -m blosc.test
+          CIBW_BUILD_VERBOSITY: 1
+
       - name: Build wheels (Linux / macOS)
         if: runner.os != 'Windows'
         run: |