diff --git a/doc/custom_conf.py b/doc/custom_conf.py
index 3a642a373136..794f1c8ec117 100644
--- a/doc/custom_conf.py
+++ b/doc/custom_conf.py
@@ -8,7 +8,7 @@
 
 # XXX: workaround for https://github.com/executablebooks/sphinx-tabs/issues/197
 import warnings
-warnings.filterwarnings("ignore", message='The str interface for _JavaScript objects is deprecated. Use js.filename instead.')
+warnings.filterwarnings("ignore", message='RemovedInSphinx90Warning: ')
 
 # Custom configuration for the Sphinx documentation builder.
 # All configuration specific to your project should be done in this file.