diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 1e8f689..f5b4182 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -25,7 +25,7 @@ repos:
     hooks:
       - id: flake8
   - repo: https://github.com/pycqa/isort
-    rev: 9.0.0a3
+    rev: 9.0.0b1
     hooks:
       - id: isort
   - repo: https://github.com/psf/black-pre-commit-mirror