diff --git a/.github/workflows/deploy_docs.yaml b/.github/workflows/deploy_docs.yaml
index bc412ed..3d2847d 100644
--- a/.github/workflows/deploy_docs.yaml
+++ b/.github/workflows/deploy_docs.yaml
@@ -26,6 +26,9 @@ jobs:
         uses: actions/setup-python@v4
         with:
           python-version: ${{ env.PYTHON_VERSION }}
+
+      - name: Install mkdocs
+        run: pip install mkdocs
     
       - name: Build and deploy docs
         run: mkdocs gh-deploy