diff --git a/docs/requirements.txt b/docs/requirements.txt
index a5db0b4e..7e517fbf 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,3 +1,3 @@
 alabaster==0.7.12
-Sphinx==3.4.1
+Sphinx==3.4.2
 sphinx-rtd-theme==0.5.0