diff --git a/.github/workflows/python-package-conda-pip.yml b/.github/workflows/python-package-conda-pip.yml
index 9ca0ea5..19e99f3 100644
--- a/.github/workflows/python-package-conda-pip.yml
+++ b/.github/workflows/python-package-conda-pip.yml
@@ -20,7 +20,7 @@ jobs:
         echo $CONDA/bin >> $GITHUB_PATH
     - name: Install dependencies
       run: |
-        conda install -c conda-forge -c bioconda snakemake pip
+        conda install -c conda-forge -c bioconda snakemake pip mamba
         pip install .
     - name: Deploy panoptes
       run: |