diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 9c1e51039..8a342db4b 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -6,7 +6,7 @@ repos:
       - id: black
         language_version: python3
     repo: https://github.com/ambv/black
-    rev: 21.8b0
+    rev: 21.9b0
   - hooks:
       - id: codespell
         args: