diff --git a/.github/workflows/test-hw.yml b/.github/workflows/test-hw.yml
index 65deda59..1ad8b547 100644
--- a/.github/workflows/test-hw.yml
+++ b/.github/workflows/test-hw.yml
@@ -47,9 +47,9 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        march: [nehalem, armv7a, armv8a]
+        march: [armv8a]
     steps:
-    - uses: axel-h/ci-actions/camkes-vm@patch-axel-7
+    - uses: axel-h/ci-actions/camkes-vm@patch-axel-9
       with:
         xml: ${{ needs.code.outputs.xml }}
         march: ${{ matrix.march }}
@@ -74,7 +74,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        march: [nehalem, armv7a, armv8a]
+        march: [armv8a]
     # do not run concurrently with previous jobs in PRs, but do run concurrently in the build matrix
     concurrency: camkes-hw-pr-${{ strategy.job-index }}
     steps:
@@ -88,7 +88,7 @@ jobs:
         with:
           name: images-${{ matrix.march }}
       - name: Run
-        uses: axel-h/ci-actions/camkes-vm-hw@patch-axel-7
+        uses: axel-h/ci-actions/camkes-vm-hw@patch-axel-9
         with:
           march: ${{ matrix.march }}
           index: $${{ strategy.job-index }}