diff --git a/requirements/dev.txt b/requirements/dev.txt
index 61bc2a77..f435345c 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -1,4 +1,4 @@
-Sphinx==1.6.3
+Sphinx==1.6.4
 check-manifest==0.35
 cogapp==2.5.1
 flake8==3.4.1