diff --git a/docs/source/conf.py b/docs/source/conf.py
index 38f840481bd2a1738f9071409caed3bd15fd34d6..9af02837a4558b11ce3cdff96c74516c8daf1df8 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -23,7 +23,7 @@ extensions = [
     'nbsphinx'
 ]
 
-autodoc_mock_imports = ['numpy','scipy','xarray','pandas','netCDF4','osselyze']
+autodoc_mock_imports = ['numpy','scipy','xarray','pandas','netCDF4','osselyze','osselyze.utils']
 
 napoleon_google_docstring = True
 napoleon_numpy_docstring = False