diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 47ce9e3..12b889b 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -62,7 +62,7 @@ repos:
 
 - repo: https://github.com/astral-sh/ruff-pre-commit
   # Pinned Ruff version used by requirements.txt.
-  rev: v0.14.13
+  rev: v0.15.9
   hooks:
     - id: ruff
       name: lint with ruff
@@ -71,7 +71,7 @@ repos:
       name: format with ruff
 
 - repo: https://github.com/DavidAnson/markdownlint-cli2
-  rev: v0.20.0
+  rev: v0.22.0
   hooks:
   - id: markdownlint-cli2
     name: Lint markdown files