diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index fd11cf0cda..b9e37e5fe0 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -42,7 +42,7 @@ repos:
 
 # Black, the code formatter, natively supports pre-commit
 - repo: https://github.com/psf/black
-  rev: 21.8b0
+  rev: 21.9b0
   hooks:
   - id: black
     # By default, this ignores pyi files, though black supports them