diff --git a/.github/workflows/test_and_deploy.yml b/.github/workflows/test_and_deploy.yml
index 3a0de86e..1bbd02e4 100644
--- a/.github/workflows/test_and_deploy.yml
+++ b/.github/workflows/test_and_deploy.yml
@@ -51,12 +51,6 @@ jobs:
         with:
           path: "~/.cellfinder"
           key: models-${{ hashFiles('~/.cellfinder/**') }}
-      # install additional Macos dependencies
-      - name: install HDF5 libraries
-        if: matrix.os == 'macos-latest'
-        run: |
-          brew install hdf5
-          export PATH="/usr/local/opt/hdf5/bin:$PATH"
       # Run tests
       - uses: neuroinformatics-unit/actions/test@v2
         with: