diff --git a/requirements/dev.txt b/requirements/dev.txt
index 3a0174bd..285a708e 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -6,7 +6,7 @@
 mypy==0.971
 mkdocs-material>=7.1.9,<9.0.0
 coverage 
-black==23.11.0
+black<=23.11.0
 #jupyter-black
 build
 twine