diff --git a/.github/workflows/test-bootstrap.yml b/.github/workflows/test-bootstrap.yml
index 0f0ab66..f087af8 100644
--- a/.github/workflows/test-bootstrap.yml
+++ b/.github/workflows/test-bootstrap.yml
@@ -14,6 +14,7 @@ jobs:
     name: |
       ${{ matrix.platform.os_name }} - ${{ matrix.platform.script }} - ${{ ( matrix.tag == '' && 'no tag' ) || matrix.tag }}
     runs-on: ${{ matrix.platform.os }}
+    container: ${{ matrix.platform.container }}
     strategy:
       fail-fast: false
       matrix:
@@ -21,6 +22,16 @@ jobs:
           - os_name: Linux
             os: ubuntu-latest
             script: bootstrap-ubi.sh
+          - os_name: Alpine Linux (ash)
+            os: ubuntu-latest
+            container:
+              image: rust:alpine
+              env:
+                GITHUB_TOKEN: ${{ github.token }}
+              volumes:
+                - "${{ github.workspace }}:/workspace"
+              options: "--workdir /workspace"
+            script: bootstrap-ubi.sh
           - os_name: macOS
             os: macOS-latest
             script: bootstrap-ubi.sh
@@ -42,12 +53,21 @@ jobs:
             tag: v0.1.1
     steps:
       - uses: actions/checkout@v4
+      - name: Install curl on Alpine
+        shell: sh
+        run: |
+          apk update
+          apk add curl
+        if: matrix.platform.container != null
       - name: Run bootstrap script
-        shell: bash
+        shell: sh
         run: |
           set -e
           mkdir -p "$HOME/bin"
 
+          # On Alpine, we run as root so ubi gets installed to /usr/local/bin.
+          export PATH="$PATH:/usr/local/bin"
+
           UBI_DEBUG_BOOTSTRAP=1 TAG="${{ matrix.tag }}" ./bootstrap/${{ matrix.platform.script }}
           if [ ! -x "$HOME/bin/ubi" ]; then
               echo "Running ./bootstrap/${{ matrix.platform.script }} did not install ubi!"