diff --git a/requirements/doc.txt b/requirements/doc.txt
index f0d938b9d..89772e36e 100644
--- a/requirements/doc.txt
+++ b/requirements/doc.txt
@@ -1,4 +1,4 @@
 docutils==0.13.1
 releases==1.3.0 # updated from 1.2.0
-sphinx==1.5.2
+sphinx==1.5.3
 alabaster==0.7.9