diff --git a/requirements-dev.txt b/requirements-dev.txt
index 7a483b0..42b6f61 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,3 +1,6 @@
 -r requirements-test.txt
 
 ipython[all]
+Sphinx
+sphinx-autobuild
+sphinx-rtd-theme