diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 14fffeaa..55a70669 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -173,3 +173,24 @@ jobs:
       uses: coverallsapp/github-action@v2
       with:
         parallel-finished: true
+
+  test-alpine:
+    runs-on: ubuntu-latest
+    needs:
+      - php-cs
+    strategy:
+      fail-fast: false
+      matrix:
+        arch: [ amd64, arm64 ]
+
+    steps:
+      - uses: actions/checkout@v4
+        name: Checkout repository
+      - name: Set up QEMU
+        if: matrix.arch == 'arm64'
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        if: matrix.arch == 'arm64'
+        uses: docker/setup-buildx-action@v3
+      - name: run musl # If shared-mime-info not installed - Expected binary contents to have content type 'image/jpeg' but detected contents was 'application/octet-stream'
+        run: docker run --env PACT_DO_NOT_TRACK=1 --platform=linux/${{ matrix.arch }} --rm -v $PWD:/home alpine:3.19 /bin/sh -c 'apk add --no-cache shared-mime-info php82-dev php82-ffi php82-pecl-grpc php82-sockets php82-tokenizer php82-dom php82-xml php82-xmlwriter php82-simplexml composer protoc protobuf-dev && cd /home && composer install && composer gen-lib && composer test'
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 00000000..a2a2071a
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,7 @@
+FROM php:8.3-alpine
+RUN apk add --no-cache linux-headers libffi-dev protoc protobuf-dev musl-dev autoconf gcc g++ make
+COPY --from=composer/composer:2-bin /composer /usr/local/bin/composer
+RUN docker-php-ext-install sockets
+RUN docker-php-ext-install ffi
+RUN pecl install grpc
+RUN echo 'extension=grpc.so' >> /usr/local/etc/php/conf.d/grpc.ini
diff --git a/README.md b/README.md
index 118e7071..5b1ed9fc 100644
--- a/README.md
+++ b/README.md
@@ -270,6 +270,10 @@ _\*_ v3 support is limited to the subset of functionality required to enable lan
 | Linux   | arm64        | ✅         | 9.x +            |
 | Windows | x86_64       | ✅         | All              |
 | Windows | x86          | ✅         | 9.x -            |
+| Alpine  | x86_64       | ✅         | All \*           |
+| Alpine  | arm64        | ✅         | All \*           |
+
+_\*_ For 9.x and below, supported with a workaround [Ruby Standalone with Alpine].
 
 </details>
 
@@ -289,3 +293,4 @@ See [CONTRIBUTING](CONTRIBUTING.md).
 [9xx]: https://github.com/pact-foundation/pact-php/tree/release/9.x
 [installation]: #installation
 [message support]: https://github.com/pact-foundation/pact-specification/tree/version-3#introduces-messages-for-services-that-communicate-via-event-streams-and-message-queues
+[Ruby Standalone with Alpine]: https://github.com/pact-foundation/pact-ruby-standalone/wiki/Using-the-pact-ruby-standalone-with-Alpine-Linux-Docker
diff --git a/composer.json b/composer.json
index 6eaf3eea..3a3e67dd 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
         "composer/semver": "^1.4.0|^3.2.0",
         "symfony/process": "^5.4|^6.0|^7.0",
         "guzzlehttp/psr7": "^2.4.5",
-        "pact-foundation/composer-downloads-plugin": "^2.0"
+        "pact-foundation/composer-downloads-plugin": "^2.1"
     },
     "require-dev": {
         "ext-sockets": "*",
@@ -123,9 +123,10 @@
                     "{$prefix}": "PHP_OS_FAMILY === 'Windows' ? 'pact_ffi' : 'libpact_ffi'",
                     "{$os}": "PHP_OS === 'Darwin' ? 'osx' : strtolower(PHP_OS_FAMILY)",
                     "{$architecture}": "in_array(php_uname('m'), ['arm64', 'aarch64']) ? (PHP_OS === 'Darwin' ? 'aarch64-apple-darwin' : 'aarch64') : 'x86_64'",
+                    "{$musl}": "PHP_OS === 'Linux' && musl() === true ? '-musl' : ''",
                     "{$extension}": "PHP_OS_FAMILY === 'Windows' ? 'dll' : (PHP_OS === 'Darwin' ? 'dylib' : 'so')"
                 },
-                "url": "https://github.com/pact-foundation/pact-reference/releases/download/libpact_ffi-v{$version}/{$prefix}-{$os}-{$architecture}.{$extension}.gz",
+                "url": "https://github.com/pact-foundation/pact-reference/releases/download/libpact_ffi-v{$version}/{$prefix}-{$os}-{$architecture}{$musl}.{$extension}.gz",
                 "path": "bin/pact-ffi-lib/pact.{$extension}"
             },
             "pact-stub-server": {
diff --git a/example/binary/consumer/tests/Service/HttpClientServiceTest.php b/example/binary/consumer/tests/Service/HttpClientServiceTest.php
index 40b3e22e..10ddb694 100644
--- a/example/binary/consumer/tests/Service/HttpClientServiceTest.php
+++ b/example/binary/consumer/tests/Service/HttpClientServiceTest.php
@@ -26,7 +26,7 @@ public function testGetImageContent()
         $response
             ->setStatus(200)
             ->addHeader('Content-Type', 'image/jpeg')
-            ->setBody(new Binary($path, in_array(php_uname('m'), ['AMD64', 'arm64', 'aarch64']) ? 'application/octet-stream' : 'image/jpeg'));
+            ->setBody(new Binary($path, PHP_OS_FAMILY === 'Windows' || (PHP_OS_FAMILY === 'Darwin' && php_uname('m') === 'arm64') ? 'application/octet-stream' : 'image/jpeg'));
 
         $config = new MockServerConfig();
         $config
diff --git a/example/multipart/consumer/tests/Service/HttpClientServiceTest.php b/example/multipart/consumer/tests/Service/HttpClientServiceTest.php
index e53e1c9f..e2351107 100644
--- a/example/multipart/consumer/tests/Service/HttpClientServiceTest.php
+++ b/example/multipart/consumer/tests/Service/HttpClientServiceTest.php
@@ -36,7 +36,7 @@ public function testUpdateUserProfile()
             ->setBody(new Multipart(
                 [
                     new Part(__DIR__ . '/../_resource/full_name.txt', 'full_name', 'text/plain'),
-                    new Part(__DIR__ . '/../_resource/image.jpg', 'profile_image', in_array(php_uname('m'), ['AMD64', 'arm64', 'aarch64']) ? 'application/octet-stream' : 'image/jpeg'),
+                    new Part(__DIR__ . '/../_resource/image.jpg', 'profile_image', PHP_OS_FAMILY === 'Windows' || (PHP_OS_FAMILY === 'Darwin' && php_uname('m') === 'arm64') ? 'application/octet-stream' : 'image/jpeg'),
                     new Part(__DIR__ . '/../_resource/note.txt', 'personal_note', 'text/plain'),
                 ],
                 'ktJmeYHbkTSa1jxD'