diff --git a/.github/workflows/docs-build.yml b/.github/workflows/docs-build.yml
index 79f448086b..8af2af8087 100644
--- a/.github/workflows/docs-build.yml
+++ b/.github/workflows/docs-build.yml
@@ -54,8 +54,10 @@ jobs:
 
             - name: Install GDAL
               run: |
-                  conda install -c conda-forge mamba --yes
-                  mamba install -c conda-forge gdal pyproj --yes
+                  # conda install -c conda-forge mamba --yes
+                  # mamba install -c conda-forge gdal pyproj --yes
+                  pip install --no-cache-dir Cython
+                  pip install --find-links=https://girder.github.io/large_image_wheels --no-cache GDAL
 
             - name: Test GDAL installation
               run: |