diff --git a/docs/conf.py b/docs/conf.py
index d3f7361..506e6f3 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -31,7 +31,7 @@
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
-extensions = ['breathe', 'sphinx.ext.imgconverter']
+extensions = ['breathe', 'sphinxcontrib.rsvgconverter']
 
 breathe_projects = {'pybind11': '.build/doxygenxml/'}
 breathe_default_project = 'pybind11'