diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index beb83837..c4cbbbdc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,18 +10,19 @@ name: Check and Lint
 jobs:
   check:
     name: Check
-    runs-on: ${{ matrix.os_and_lua.os }}
+    runs-on: ${{ matrix.run_args.os }}
     strategy:
       matrix:
-       os_and_lua: [ 
-        {os: windows-latest, lua: lua54}, 
-        {os: macOS-latest, lua: lua54},
-        {os: ubuntu-latest, lua: lua51}, 
-        {os: ubuntu-latest, lua: lua52}, 
-        {os: ubuntu-latest, lua: lua53}, 
-        {os: ubuntu-latest, lua: lua54}, 
-        {os: ubuntu-latest, lua: luajit}, 
-        {os: ubuntu-latest, lua: luajit52}
+       run_args: [ 
+        {os: windows-latest,      lua: lua54,     cross: null}, 
+        {os: macOS-latest,        lua: lua54,     cross: null},
+        {os: ubuntu-latest,       lua: lua54,     cross: aarch64-unknown-linux-gnu},
+        {os: ubuntu-latest,       lua: lua51,     cross: null}, 
+        {os: ubuntu-latest,       lua: lua52,     cross: null}, 
+        {os: ubuntu-latest,       lua: lua53,     cross: null}, 
+        {os: ubuntu-latest,       lua: lua54,     cross: null}, 
+        {os: ubuntu-latest,       lua: luajit,    cross: null}, 
+        {os: ubuntu-latest,       lua: luajit52,  cross: null}
       ]
     steps:
       - name: Install alsa and udev
@@ -34,10 +35,19 @@ jobs:
           toolchain: stable
           override: true
       - uses: Swatinem/rust-cache@v2.2.0
-      - uses: actions-rs/cargo@v1
+      # for x86 builds
+      - if: matrix.run_args.cross == null
+        uses: actions-rs/cargo@v1
+        with:
+          command: check
+          args: --workspace --features=${{ matrix.run_args.lua }},rhai,teal,lua_script_api,rhai_script_api
+      # for non x86 cross-compiled builds
+      - if: matrix.run_args.cross != null
+        uses: houseabsolute/actions-rust-cross@v0
         with:
           command: check
-          args: --workspace --features=${{ matrix.os_and_lua.lua }},rhai,teal,lua_script_api,rhai_script_api
+          target: ${{ matrix.run_args.cross }}
+          args: --workspace --features=${{ matrix.run_args.lua }},rhai,teal,lua_script_api,rhai_script_api
 
   fmt:
     name: Rustfmt
@@ -79,6 +89,18 @@ jobs:
     name: Tests
     runs-on: ubuntu-latest
     steps:
+      - name: Maximize build space
+        uses: easimon/maximize-build-space@master
+        with:
+          root-reserve-mb: 512
+          swap-size-mb: 1024
+          remove-dotnet: 'true'
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Build
+        run: |
+          echo "Free space:"
+          df -h
       - name: Install alsa and udev
         run: sudo apt-get update; sudo apt-get install --no-install-recommends libasound2-dev libudev-dev
       - uses: actions/checkout@v2
diff --git a/Cross.toml b/Cross.toml
new file mode 100644
index 00000000..e2836b26
--- /dev/null
+++ b/Cross.toml
@@ -0,0 +1,4 @@
+[target.aarch64-unknown-linux-gnu]
+pre-build = [
+    "dpkg --add-architecture arm64 && apt-get -y update; apt-get -y install libasound2-dev:arm64 libudev-dev:arm64",
+]