diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 369c3075..087d2de4 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -106,6 +106,8 @@ jobs:
       uses: mamba-org/setup-micromamba@v1
       with:
         environment-file: assets/ci/build-env.yaml
+        create-args: >-
+          ${{ matrix.build-type == 'coverage' && 'python pytest' || '' }}
 
     - name: Prepare for cache restore
       if: ${{ matrix.compiler == 'intel' }}