diff --git a/.github/workflows/pyinstaller-builds-actions.yml b/.github/workflows/pyinstaller-builds-actions.yml
index 29ffa74..ab85521 100644
--- a/.github/workflows/pyinstaller-builds-actions.yml
+++ b/.github/workflows/pyinstaller-builds-actions.yml
@@ -15,21 +15,22 @@ jobs:
     - uses: actions/checkout@v2
     - uses: conda-incubator/setup-miniconda@v2
       with:
-        miniconda-version: "latest"
+        # miniconda-version: "latest"
+        miniforge-version: latest
         auto-update-conda: true
         python-version: 3.8
         activate-environment: test
     - name: Install CadQuery and pyinstaller
       shell: bash --login {0}
       run: |
-        conda info
-        conda install -c cadquery -c conda-forge cadquery=master python=3.8
-        conda install -c conda-forge pyinstaller
+        mamba info
+        mamba install -c cadquery -c conda-forge cadquery=master python=3.8
+        mamba install -c conda-forge pyinstaller
         pip install path
     - name: Run build
       shell: bash --login {0}
       run: |
-        conda info
+        mamba info
         pyinstaller cq-cli_pyinstaller.spec ${{ github.event.inputs.type }}
     - uses: actions/upload-artifact@v2
       with: