diff --git a/requirements-docs.txt b/requirements-docs.txt
index be3a232e57b..7628f303f46 100644
--- a/requirements-docs.txt
+++ b/requirements-docs.txt
@@ -1,3 +1,3 @@
-sphinx==1.2.3
+sphinx==3.0.4
 regendoc
 pyyaml