diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 26f5f2d..0cf8279 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -24,7 +24,7 @@ repos:
     - id: blacken-docs
       additional_dependencies: [black==22.1.0]
 -   repo: https://github.com/PyCQA/isort
-    rev: '9.0.0a3'
+    rev: '9.0.0b1'
     hooks:
     - id: isort
       name: isort (python)