diff --git a/requirements-dev.txt b/requirements-dev.txt
index caad60b..22b0732 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,7 +1,7 @@
 invoke==1.4.1
 requests==2.23.0
 monty==2021.12.1
-black==21.11b1
+black==23.1a1
 flake8==3.8.2
 isort==4.3.21
 pytest==6.2.5