diff --git a/.github/workflows/iso.yml b/.github/workflows/iso.yml
index 9767a69e..28ce6df4 100644
--- a/.github/workflows/iso.yml
+++ b/.github/workflows/iso.yml
@@ -7,6 +7,11 @@ on:
       - docs/
 jobs:
   build-iso:
+    strategy:
+      matrix:
+        arch:
+          - "x86_64-linux"
+          - "aarch64-linux"
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
@@ -14,7 +19,7 @@ jobs:
       - uses: DeterminateSystems/nix-installer-action@v4
       - name: Build ISO
         run: |
-          nix build .#images.bootstrap --impure --out-link build-iso-result
+          nix build .#images.${{ matrix.arch }}.bootstrap --impure --out-link build-iso-result
         env:
           NIXPKGS_ALLOW_BROKEN: "1"
           NIXPKGS_ALLOW_UNFREE: "1"