From 45d625fb487057d1a49549da296273a770f7964b Mon Sep 17 00:00:00 2001
From: vincent d warmerdam <vincentwarmerdam@gmail.com>
Date: Sun, 3 May 2020 22:35:27 +0200
Subject: [PATCH] Update Makefile

---
 Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index bd0a5dba..5d9631da 100644
--- a/Makefile
+++ b/Makefile
@@ -29,7 +29,7 @@ spelling:
 
 docs:
 	rm -rf doc/.ipynb_checkpoints
-	sphinx-build doc docs
+	sphinx-build -a -E doc docs
 
 clean:
 	rm -rf .pytest_cache