diff --git a/.github/workflows/publish-sdist-wheels.yml b/.github/workflows/publish-sdist-wheels.yml
index 4d16a47b0..b67fa6b1c 100644
--- a/.github/workflows/publish-sdist-wheels.yml
+++ b/.github/workflows/publish-sdist-wheels.yml
@@ -45,7 +45,11 @@ jobs:
       - name: Build wheels Mac OS
         if: runner.os == 'macOS'
         env:
-          CIBW_BEFORE_BUILD: 'brew update; brew unlink gcc@8 gcc@9; brew install cmake hdf5'
+          CIBW_BEFORE_BUILD: |
+            brew update
+            brew unlink gcc@8 gcc@9
+            brew install cmake
+            brew install hdf5
         run: |
           python -m cibuildwheel --output-dir dist
       - name: Store wheel as artifact