diff --git a/requirements.txt b/requirements.txt
index 66ea9fe..1e7f133 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,4 +6,4 @@ flake8==3.5.0
 tox==2.8.2
 coverage==4.4.1
 Sphinx==1.7.9
-sphinx-rtd-theme==0.1.9
+sphinx-rtd-theme==1.2.2