diff --git a/{{cookiecutter.project_slug}}/.pre-commit-config.yaml b/{{cookiecutter.project_slug}}/.pre-commit-config.yaml
index e397722b..6f1bdcbc 100644
--- a/{{cookiecutter.project_slug}}/.pre-commit-config.yaml
+++ b/{{cookiecutter.project_slug}}/.pre-commit-config.yaml
@@ -11,7 +11,7 @@ repos:
       - id: check-yaml
 
   - repo: https://github.com/psf/black
-    rev: 21.8b0
+    rev: 21.9b0
     hooks:
       - id: black