diff --git a/requirements/development.txt b/requirements/development.txt
index 6179ee7..a01f815 100644
--- a/requirements/development.txt
+++ b/requirements/development.txt
@@ -17,4 +17,4 @@ coveralls==1.2.0
 mock==2.0.0
 
 # docs
-Sphinx==1.6.6
+Sphinx==2.2.0