diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 93e92f3..21666d1 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -24,7 +24,7 @@ repos:
         exclude: ^pyabc2/sources/_lzstring.py
 
   - repo: https://github.com/psf/black-pre-commit-mirror
-    rev: '26.1.0'
+    rev: '26.3.1'
     hooks:
       - id: black
         exclude: ^pyabc2/sources/_lzstring.py