diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 687fe86..37d6058 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -40,12 +40,16 @@ jobs:
     #  run: rustup set profile minimal
     - uses: Swatinem/rust-cache@v2
       with:
-        key: "${{matrix.build}}"
+        key: "${{ matrix.build }}"
     - name: install packages (ubuntu)
       if: startsWith(matrix.host, 'ubuntu')
       run: scripts/install-ubuntu-packages
     - name: Build
-      run: cargo build --locked
+      run: cargo build --locked --target ${{ matrix.target }}
+    - uses: actions/upload-artifact@v4
+      with:
+        name: qcp-bin-${{ matrix.target }}
+        path: target/${{ matrix.target }}/debug/qcp
 
   # We only need to run the checks on a single platform
   checks:
diff --git a/Cargo.toml b/Cargo.toml
index 89550d7..98bd1f5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -88,3 +88,5 @@ unescaped_backticks = "deny"
 
 [package.metadata.cross.target.x86_64-unknown-linux-musl]
 pre-build = [ "apt-get update && DEBIAN_FRONTEND=noninteractive apt-get -y --no-install-recommends install capnproto" ]
+[package.metadata.cross.target.aarch64-unknown-linux-musl]
+pre-build = [ "apt-get update && DEBIAN_FRONTEND=noninteractive apt-get -y --no-install-recommends install capnproto" ]