diff --git a/tox.ini b/tox.ini
index 07eecb30c0..c262fa654b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -95,6 +95,13 @@ description = check code style, e.g. with flake8
 deps = flake8
 commands = flake8 jdaviz --count
 
+[testenv:docs]
+changedir = docs
+description = Build the Shinx HTML docs
+extras = docs
+commands =
+    sphinx-build -b html . _build/html
+
 [testenv:securityaudit]
 skip_install = true
 changedir = .