diff --git a/requirements-dev.txt b/requirements-dev.txt
index 9da52c7..2206766 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,5 @@
 pre-commit==2.11.1
 pytest==5.4.3
 pytest-asyncio==0.12.0
-sphinx==3.5.3
+sphinx==3.5.4
 sphinx_rtd_theme==0.5.1