1 files changed, 1 insertions, 0 deletions

diff --git a/tox.ini b/tox.ini
index 9cd0699d..a34ad633 100644
--- a/tox.ini
+++ b/tox.ini
@@ -14,6 +14,7 @@ commands =
 [testenv:docs]
 deps =
     sphinx
+    sphinxcontrib-spelling
     sphinx_rtd_theme
 basepython = python2.7
 commands =