diff --git a/requirements/documentation.txt b/requirements/documentation.txt
index 39a179f93c..ad15512f47 100644
--- a/requirements/documentation.txt
+++ b/requirements/documentation.txt
@@ -1,4 +1,4 @@
-Sphinx==1.5.1
+Sphinx==1.5.3
 
 sphinx-autobuild==0.6.0
 sphinxcontrib-blockdiag==1.5.5