--- a/doc/tools/coqrst/coqdomain.py

+++ b/doc/tools/coqrst/coqdomain.py

@@ -1418,11 +1418,11 @@ def setup(app):

     app.connect('doctree-resolved', CoqtopBlocksTransform.merge_consecutive_coqtop_blocks)

     # Add extra styles

-    app.add_stylesheet("ansi.css")

-    app.add_stylesheet("coqdoc.css")

-    app.add_javascript("notations.js")

-    app.add_stylesheet("notations.css")

-    app.add_stylesheet("pre-text.css")

+    app.add_css_file("ansi.css")

+    app.add_css_file("coqdoc.css")

+    app.add_js_file("notations.js")

+    app.add_css_file("notations.css")

+    app.add_css_file("pre-text.css")

     # Tell Sphinx about extra settings

     app.add_config_value("report_undocumented_coq_objects", None, 'env')