diff --git a/python/lib/dcos/requirements.txt b/python/lib/dcos/requirements.txt
index 3c21d48f..48d90470 100644
--- a/python/lib/dcos/requirements.txt
+++ b/python/lib/dcos/requirements.txt
@@ -1,3 +1,3 @@
-sphinx>=1.3.1, <4.0
+sphinx>=1.3.1, <5.0
 tox>=2.2, <4.0
 wheel>=0.24.0, <1.0