diff --git a/.github/workflows/spack.yml b/.github/workflows/spack.yml
deleted file mode 100644
index 68ecbcdf..00000000
--- a/.github/workflows/spack.yml
+++ /dev/null
@@ -1,42 +0,0 @@
-name: spack
-
-on:
-  push:
-  pull_request:
-    branches:
-      - main
-
-jobs:
-  test-spack:
-    runs-on: ubuntu-latest
-    container: boeschf/ghex-org
-    defaults:
-      run:
-        shell: bash
-    steps:
-      - name: install-ghex-org-packages
-        run: |
-          mkdir /repos
-          git clone https://github.com/ghex-org/spack-repos.git /repos
-          . /opt/spack/share/spack/setup-env-clean.sh
-          spack repo add /repos
-      - name: Checkout
-        uses: actions/checkout@v3
-        with:
-          path: oomph
-      # export OpenMPI environment variables: allow to run as root
-      - name: set env
-        run: |
-          echo "OMPI_ALLOW_RUN_AS_ROOT=1" >>  $GITHUB_ENV
-          echo "OMPI_ALLOW_RUN_AS_ROOT_CONFIRM=1" >>  $GITHUB_ENV
-      - name: build-and-test
-        run: |
-          cd oomph
-          . /opt/spack/share/spack/setup-env-clean.sh
-          spack spec -I --reuse oomph
-          # dev-build does not respect test dependencies - workaround
-          spack install --reuse googletest
-          spack load googletest
-          # need `--dirty` here for environment variables and googletest test dependency to propagate
-          spack dev-build --test=root --dirty --reuse oomph@develop
-          cat install-time-test-log.txt