diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 1825989..aec09ca 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -42,7 +42,7 @@ repos:
   - id: pretty-format-toml
     args: [--autofix]
 - repo: https://github.com/executablebooks/mdformat
-  rev: 0.7.19
+  rev: 0.7.21
   hooks:
   - id: mdformat
     additional_dependencies: