diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 8e5571b..2759993 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -22,6 +22,13 @@ jobs:
     steps:
     - name: Checkout
       uses: actions/checkout@v3
+    - name: Install/Configure mamba
+      uses: mamba-org/setup-micromamba@v1
+      with:
+        environment-file: environment.yml
+        init-shell: bash
+        cache-environment: true
+        post-cleanup: 'all'
     - name: Install python packages
       run: pip install -U sphinx CMinx myst-parser sphinx_rtd_theme
     - name: ⬇️ Setup CMake
diff --git a/.github/workflows/environment.yml b/.github/workflows/environment.yml
new file mode 100644
index 0000000..2a889a6
--- /dev/null
+++ b/.github/workflows/environment.yml
@@ -0,0 +1,6 @@
+---
+name: docs
+channels:
+  - conda-forge
+dependencies:
+  - python