diff --git a/.github/workflows/test-checkout-rust-project.yml b/.github/workflows/test-checkout-rust-project.yml
index 076d18a..93750fc 100644
--- a/.github/workflows/test-checkout-rust-project.yml
+++ b/.github/workflows/test-checkout-rust-project.yml
@@ -3,7 +3,10 @@ on:
 
 jobs:
   test-with-default-arguments:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, ubuntu-24.04-arm]
     steps:
       - uses: actions/checkout@v6
       - uses: ./checkout-rust-project
diff --git a/cache-cargo-dependencies/action.yml b/cache-cargo-dependencies/action.yml
index 6df32f7..dcb44db 100644
--- a/cache-cargo-dependencies/action.yml
+++ b/cache-cargo-dependencies/action.yml
@@ -7,7 +7,7 @@ runs:
     - uses: actions/cache@v4
       name: Cache cargo dependencies
       with:
-        key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+        key: ${{ runner.os }}-${{ runner.arch }}-cargo-${{ hashFiles('**/Cargo.lock') }}
         path: |
           .cache
           ~/.cargo/registry