diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index fc064d9..4966a44 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -6,7 +6,7 @@ repos:
       - id: end-of-file-fixer
         exclude_types: [json, binary]
   - repo: https://github.com/PyCQA/isort
-    rev: "9.0.0a3"
+    rev: "9.0.0b1"
     hooks:
       - id: isort
         additional_dependencies: [toml]