diff --git a/docs/source/conf.py b/docs/source/conf.py
index f9e790d76ccafdc592c0fcdc5d21059dcec4a5b1..374552132a55b0c7b905cf5d18f8fcd05394d415 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -22,7 +22,7 @@ extensions = [
     'nbsphinx'
 ]
 
-autodoc_mock_imports = ['numpy','scipy','xarray','netCDF4']
+autodoc_mock_imports = ['numpy','scipy','xarray','netCDF4','config.cluster','config.cfg']
 
 napoleon_google_docstring = True
 napoleon_numpy_docstring = False