diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index f5b17ef..93e92f3 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -18,7 +18,7 @@ repos:
         exclude: ^pyabc2/sources/_lzstring.py
 
   - repo: https://github.com/PyCQA/isort
-    rev: '7.0.0'
+    rev: '8.0.1'
     hooks:
       - id: isort
         exclude: ^pyabc2/sources/_lzstring.py
@@ -35,7 +35,7 @@ repos:
       - id: flake8
 
   - repo: https://github.com/kynan/nbstripout
-    rev: '0.9.0'
+    rev: '0.9.1'
     hooks:
       - id: nbstripout
         args: ['--extra-keys=metadata.language_info.version']