1 files changed, 1 insertions, 0 deletions

diff --git a/tox.ini b/tox.ini
index 05af3d118..a3e0df0ff 100644
--- a/tox.ini
+++ b/tox.ini
@@ -46,6 +46,7 @@ commands = {posargs}
 
 [testenv:docs]
 commands =
+  rm -rf doc/build
   doc8 doc
   python setup.py build_sphinx