diff --git a/.github/workflows/release_x86_64.yml b/.github/workflows/release.yml
similarity index 51%
rename from .github/workflows/release_x86_64.yml
rename to .github/workflows/release.yml
index 0b863e1..083bf70 100644
--- a/.github/workflows/release_x86_64.yml
+++ b/.github/workflows/release.yml
@@ -1,21 +1,28 @@
-name: Build and release x86_64 binaries
+name: Build and release
 
 on: [push]
 
 jobs:
   release:
-    if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')
+    if: contains(github.ref, 'refs/tags/')
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        target: ["x86_64"]
+        target: ["x86_64", "aarch64"]
         os: ["ubuntu18.04", "ubuntu20.04", "ubuntu22.04", "alpine"]
     steps:
       - uses: actions/checkout@v4
 
+      - name: Install QEMU
+        if: matrix.target == 'aarch64'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y qemu-user-static
+          sudo update-binfmts --enable qemu-aarch64
+
       - name: Build libbaihook
         run: |
-          ./build.sh ${{ matrix.os }}
+          ./build.sh --arch ${{ matrix.target }} ${{ matrix.os }}
 
       - name: Release to GitHub
         uses: softprops/action-gh-release@v2
diff --git a/.github/workflows/release_aarch64.yml b/.github/workflows/release_aarch64.yml
deleted file mode 100644
index c86bce2..0000000
--- a/.github/workflows/release_aarch64.yml
+++ /dev/null
@@ -1,36 +0,0 @@
-name: Build and release aarch64 binaries
-
-on: [push]
-
-jobs:
-  release:
-    if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        target: ["aarch64"]
-        os: ["ubuntu18.04", "ubuntu20.04", "ubuntu22.04", "alpine"]
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
-
-      - name: Build Docker image
-        uses: docker/build-push-action@v4
-        with:
-          context: .
-          load: true
-          platforms: linux/arm64
-          tags: lablup/backend.ai-hook:latest
-
-      - name: Build libbaihook
-        run: |
-          docker run --rm -v "$(pwd)" lablup/backend.ai-hook:latest /bin/bash -c "./build.sh ${{ matrix.os }}"
-
-      - name: Release to GitHub
-        uses: softprops/action-gh-release@v2
-        with:
-          generate_release_notes: true
-          files: |
-            ./*.so
diff --git a/build.sh b/build.sh
index 3f29056..2673376 100755
--- a/build.sh
+++ b/build.sh
@@ -14,23 +14,25 @@ usage() {
   echo ""
   echo "OPTIONS"
   echo "  -h, --help        Show this help message and exit."
+  echo "  --arch            Specify the target architecture (default: uname -m)."
   echo "  --clean           Run 'make clean' instead of 'make'."
   echo "  --force-cmake     Force to re-run cmake to refresh build scripts."
 }
 
+ARCH=$(uname -m)
+
 while [ $# -gt 0 ]; do
   case $1 in
     -h | --help) usage; exit 1 ;;
     --force-cmake) FORCE_CMAKE=1 ;;
     --clean) CLEAN=1 ;;
-    *)
-      break
+    --arch) ARCH=$2; shift;;
+    --arch=*) ARCH="${1#*=}" ;;
+    *) distro="$1"
   esac
   shift
 done
 
-distro="$1"
-arch="$(uname -m)"
 case $distro in
   ubuntu22.04)
 	  distro="ubuntu"
@@ -56,7 +58,15 @@ user="$(id -u):$(id -g)"
 # to prevent "fatal: unable to look up current user in the passwd file: no such user" error from git
 git_fix="-e GIT_COMMITTER_NAME=devops -e GIT_COMMITTER_EMAIL=devops@lablup.com"
 
-docker build -t lablup/hook-dev:${distro_ver} -f Dockerfile.${distro_ver} .
+if [ "$ARCH" = "aarch64" ]; then
+    echo '{ "experimental": true }' | sudo tee /etc/docker/daemon.json
+    sudo systemctl restart docker
+
+    docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
+fi
+
+docker build --platform=linux/${ARCH} -t lablup/hook-dev:${distro_ver} -f Dockerfile.${distro_ver} .
+
 docker_run="docker run --rm ${git_fix} -v "$(pwd):/root" -u ${user} -w=/root lablup/hook-dev:${distro_ver} /bin/sh -c"
 
 if [ "$FORCE_CMAKE" -eq 1 -o ! -f "Makefile" ]; then
@@ -68,9 +78,9 @@ if [ "$CLEAN" -eq 1 ]; then
   $docker_run 'make clean'
   rm -r CMakeFiles googletest-build googletest-download CMakeCache.txt cmake_install.cmake Makefile
 else
-  echo ">> Building for ${distro} ${arch} ..."
+  echo ">> Building for ${distro} ${ARCH} ..."
   $docker_run 'make'
-  cp "baihook/libbaihook.so" "libbaihook.${distro_ver}.${arch}.so"
-  cp "test/test-hook" "test-hook.${distro_ver}.${arch}.bin"
-  cp "test/test-hooked" "test-hooked.${distro_ver}.${arch}.bin"
+  cp "baihook/libbaihook.so" "libbaihook.${distro_ver}.${ARCH}.so"
+  cp "test/test-hook" "test-hook.${distro_ver}.${ARCH}.bin"
+  cp "test/test-hooked" "test-hooked.${distro_ver}.${ARCH}.bin"
 fi