diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 652700f6..2ae0740a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -41,7 +41,8 @@ jobs:
           ruby-version: "3.3"
           bundler-cache: true
           apt-get: libsqlite3-dev
-      - run: bundle exec rake compile test -- --enable-system-libraries
+      - run: bundle exec rake compile -- --enable-system-libraries
+      - run: bundle exec rake test
 
   test:
     needs: basic
@@ -215,7 +216,7 @@ jobs:
           name: source-gem
           path: gems
       - run: ./bin/test-gem-install gems -- --${{ matrix.syslib }}-system-libraries ${{ matrix.compile_flags }}
-        shell: bash
+        shell: sh
 
   build_native_gem:
     needs: native_setup
@@ -224,14 +225,18 @@ jobs:
       fail-fast: false
       matrix:
         platform:
-          - "aarch64-linux"
-          - "arm-linux"
-          - "arm64-darwin"
-          - "x64-mingw-ucrt"
-          - "x64-mingw32"
-          - "x86-linux"
-          - "x86_64-darwin"
-          - "x86_64-linux"
+          - aarch64-linux-gnu
+          - aarch64-linux-musl
+          - arm-linux-gnu
+          - arm-linux-musl
+          - arm64-darwin
+          - x64-mingw-ucrt
+          - x64-mingw32
+          - x86-linux-gnu
+          - x86-linux-musl
+          - x86_64-darwin
+          - x86_64-linux-gnu
+          - x86_64-linux-musl
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -256,35 +261,28 @@ jobs:
       fail-fast: false
       matrix:
         platform:
-          - aarch64-linux
-          # - aarch64-linux-gnu
-          # - aarch64-linux-musl
-          - arm-linux
-          # - arm-linux-gnu
-          # - arm-linux-musl
-          - x86-linux
-          # - x86-linux-gnu
-          # - x86-linux-musl
-          - x86_64-linux
-          # - x86_64-linux-gnu
-          # - x86_64-linux-musl
+          - aarch64-linux-gnu
+          - aarch64-linux-musl
+          - arm-linux-gnu
+          - arm-linux-musl
+          - x86-linux-gnu
+          - x86-linux-musl
+          - x86_64-linux-gnu
+          - x86_64-linux-musl
         ruby: ["3.3", "3.2", "3.1", "3.0"]
         include:
-          # # declare docker image for each platform
-          # - { platform: aarch64-linux-musl, docker_tag: "-alpine" }
-          # - { platform: arm-linux-musl, docker_tag: "-alpine" }
-          # - { platform: x86-linux-musl, docker_tag: "-alpine" }
-          # - { platform: x86_64-linux-musl, docker_tag: "-alpine" }
+          # declare docker image for each platform
+          - { platform: aarch64-linux-musl, docker_tag: "-alpine", bootstrap: "apk add build-base &&" }
+          - { platform: arm-linux-musl, docker_tag: "-alpine", bootstrap: "apk add build-base &&" }
+          - { platform: x86-linux-musl, docker_tag: "-alpine", bootstrap: "apk add build-base &&" }
+          - { platform: x86_64-linux-musl, docker_tag: "-alpine", bootstrap: "apk add build-base &&" }
           # declare docker platform for each platform
-          - { platform: aarch64-linux, docker_platform: "--platform=linux/arm64" }
-          # - { platform: aarch64-linux-gnu, docker_platform: "--platform=linux/arm64" }
-          # - { platform: aarch64-linux-musl, docker_platform: "--platform=linux/arm64" }
-          - { platform: arm-linux, docker_platform: "--platform=linux/arm/v7" }
-          # - { platform: arm-linux-gnu, docker_platform: "--platform=linux/arm/v7" }
-          # - { platform: arm-linux-musl, docker_platform: "--platform=linux/arm/v7" }
-          - { platform: x86-linux, docker_platform: "--platform=linux/386" }
-          # - { platform: x86-linux-gnu, docker_platform: "--platform=linux/386" }
-          # - { platform: x86-linux-musl, docker_platform: "--platform=linux/386" }
+          - { platform: aarch64-linux-gnu, docker_platform: "--platform=linux/arm64" }
+          - { platform: aarch64-linux-musl, docker_platform: "--platform=linux/arm64" }
+          - { platform: arm-linux-gnu, docker_platform: "--platform=linux/arm/v7" }
+          - { platform: arm-linux-musl, docker_platform: "--platform=linux/arm/v7" }
+          - { platform: x86-linux-gnu, docker_platform: "--platform=linux/386" }
+          - { platform: x86-linux-musl, docker_platform: "--platform=linux/386" }
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -295,8 +293,12 @@ jobs:
       - run: |
           docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
           docker run --rm -v $PWD:/work -w /work \
-            ${{ matrix.docker_platform}} ruby:${{ matrix.ruby }} \
-            ./bin/test-gem-install ./gems
+            ${{ matrix.docker_platform}} ruby:${{ matrix.ruby }}${{ matrix.docker_tag }} \
+            sh -c "
+              ${{ matrix.bootstrap }}
+              gem update --system &&
+              ./bin/test-gem-install ./gems
+            "
 
   test_the_rest:
     name: "${{ matrix.platform }} ${{ matrix.ruby }}"
@@ -335,7 +337,7 @@ jobs:
           name: cruby-${{ matrix.platform }}-gem
           path: gems
       - run: ./bin/test-gem-install gems
-        shell: bash
+        shell: sh
 
   cruby-x86_64-linux-musl-install:
     needs: build_native_gem
@@ -345,8 +347,11 @@ jobs:
         include:
           - { ruby: "3.0", flavor: "alpine" }
           - { ruby: "3.1", flavor: "alpine3.18" }
+          - { ruby: "3.1", flavor: "alpine3.19" }
           - { ruby: "3.2", flavor: "alpine3.18" }
+          - { ruby: "3.2", flavor: "alpine3.19" }
           - { ruby: "3.3", flavor: "alpine3.18" }
+          - { ruby: "3.3", flavor: "alpine3.19" }
     runs-on: ubuntu-latest
     container:
       image: ruby:${{matrix.ruby}}-${{matrix.flavor}}
@@ -354,7 +359,9 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/download-artifact@v3
         with:
-          name: cruby-x86_64-linux-gem
+          name: cruby-x86_64-linux-musl-gem
           path: gems
-      - run: apk add bash build-base
+      - run: apk add build-base
+      - if: matrix.ruby == '3.0' # https://github.com/rake-compiler/rake-compiler/pull/236
+        run: gem update --system
       - run: ./bin/test-gem-install ./gems
diff --git a/Gemfile b/Gemfile
index bc036939..a2e4b7bc 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ group :development do
   gem "minitest", "5.22.3"
 
   gem "rake-compiler", "1.2.7"
-  gem "rake-compiler-dock", "1.4.0"
+  gem "rake-compiler-dock", "1.5.0"
 
   gem "ruby_memcheck", "2.3.0" if Gem::Platform.local.os == "linux"
 
diff --git a/bin/test-gem-install b/bin/test-gem-install
index bc5c47ad..e22b2915 100755
--- a/bin/test-gem-install
+++ b/bin/test-gem-install
@@ -1,4 +1,4 @@
-#! /usr/bin/env bash
+#! /usr/bin/env sh
 #
 #  run as part of CI
 #
@@ -15,14 +15,14 @@ test -e /etc/os-release && cat /etc/os-release
 
 set -e -x -u
 
-pushd $GEMS_DIR
+cd $GEMS_DIR
 
   gemfile=$(ls *.gem | head -n1)
   ls -l ${gemfile}
   gem install --no-document ${gemfile} -- ${INSTALL_FLAGS}
   gem list -d sqlite3
 
-popd
+cd ..
 
 bundle install --local || bundle install
 
diff --git a/rakelib/native.rake b/rakelib/native.rake
index 9e0f4006..ff9177a8 100644
--- a/rakelib/native.rake
+++ b/rakelib/native.rake
@@ -8,14 +8,18 @@ require "yaml"
 
 cross_rubies = ["3.3.0", "3.2.0", "3.1.0", "3.0.0"]
 cross_platforms = [
-  "aarch64-linux",
-  "arm-linux",
+  "aarch64-linux-gnu",
+  "aarch64-linux-musl",
+  "arm-linux-gnu",
+  "arm-linux-musl",
   "arm64-darwin",
   "x64-mingw-ucrt",
   "x64-mingw32",
-  "x86-linux",
+  "x86-linux-gnu",
+  "x86-linux-musl",
   "x86_64-darwin",
-  "x86_64-linux"
+  "x86_64-linux-gnu",
+  "x86_64-linux-musl"
 ]
 ENV["RUBY_CC_VERSION"] = cross_rubies.join(":")