From 2bf4829b33d08a0fcd775badce70e65a5a62a48d Mon Sep 17 00:00:00 2001
From: Antoine Pitrou <pitrou@free.fr>
Date: Mon, 29 May 2017 12:05:45 +0200
Subject: [PATCH] [3.5] Build docs in parallel (GH-1842) (cherry picked from
 commit eba68e2c42e149acecb15bbeb692786e2540157d)

---
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index fe90bad626ce83..cf524e5549289b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -41,7 +41,7 @@ matrix:
         # (Updating the version is fine as long as no warnings are raised by doing so.)
         - python -m pip install sphinx~=1.6.1
       script:
-        - make check suspicious html SPHINXOPTS="-q -W"
+        - make check suspicious html SPHINXOPTS="-q -W -j4"
     - os: linux
       language: c
       compiler: gcc