1 diff --git a/doc/gui/conf.py.in b/doc/gui/conf.py.in
2 index d1327b144..e5e040494 100644
3 --- a/doc/gui/conf.py.in
4 +++ b/doc/gui/conf.py.in
5 @@ -33,8 +33,8 @@ import sphinx
7 extensions = ['sphinx.ext.autodoc','sphinx.ext.autosummary']
9 - import sphinxcontrib.napoleon
10 - extensions += ['sphinxcontrib.napoleon']
11 + import sphinx.ext.napoleon
12 + extensions += ['sphinx.ext.napoleon']