From 41a5272c911dd4c7b82458400e346f99f44e5493 Mon Sep 17 00:00:00 2001
From: Eric Larson <larson.eric.d@gmail.com>
Date: Tue, 9 Jun 2020 15:13:44 -0400
Subject: [PATCH] MAINT: Work around Sphinx bug (#12335)

---
 .circleci/config.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 7823f43bd79d..c02e1311a2c3 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -42,7 +42,7 @@ jobs:
             . venv/bin/activate
             pip install --install-option="--no-cython-compile" cython
             pip install numpy
-            pip install nose mpmath argparse Pillow codecov matplotlib Sphinx
+            pip install nose mpmath argparse Pillow codecov matplotlib "Sphinx!=3.1.0"
             pip install pybind11
 
       - run: