diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index b8dfcac..3c0ca69 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -18,15 +18,16 @@ jobs:
       uses: actions/checkout@v2
       with:
         persist-credentials: false
-    - uses: conda-incubator/setup-miniconda@v2
+    - uses: mamba-org/setup-micromamba@v1
       with:
         python-version: '3.9'
         mamba-version: "*"
         channels: conda-forge, defaults
+        environment-file: environment.yml
+        init-shell: bash
     - name: Install RivGraph, dependencies, and Sphinx then build docs
       shell: bash -l {0}
       run: |
-        mamba env create -q --file environment.yml
         conda activate rivgraph
         python setup.py install
         python -m pip install --upgrade pip