diff --git a/requirements-dev.txt b/requirements-dev.txt
index 561e175..aebd2bc 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
-sphinx==5.0.0
+sphinx==5.1.1
 twine==4.0.0
 wheel==0.37.1
 pytest==7.1.2