diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 65cf91e8c4..5ad60de003 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -18,18 +18,18 @@ repos:
         args: [--markdown-linebreak-ext=md]
 
   - repo: https://github.com/igorshubovych/markdownlint-cli
-    rev: v0.33.0
+    rev: v0.34.0
     hooks:
       - id: markdownlint
         args: [-c, .markdownlint.yaml, --fix]
 
   - repo: https://github.com/pre-commit/mirrors-prettier
-    rev: v3.0.0-alpha.6
+    rev: v3.0.0-alpha.9-for-vscode
     hooks:
       - id: prettier
 
   - repo: https://github.com/adrienverge/yamllint
-    rev: v1.30.0
+    rev: v1.32.0
     hooks:
       - id: yamllint
 
@@ -44,7 +44,7 @@ repos:
       - id: sort-package-xml
 
   - repo: https://github.com/shellcheck-py/shellcheck-py
-    rev: v0.9.0.2
+    rev: v0.9.0.5
     hooks:
       - id: shellcheck
 
diff --git a/CODE_OF_CONDUCT.md b/CODE_OF_CONDUCT.md
index c493cad4da..8dbcfb8510 100644
--- a/CODE_OF_CONDUCT.md
+++ b/CODE_OF_CONDUCT.md
@@ -60,7 +60,7 @@ representative at an online or offline event.
 
 Instances of abusive, harassing, or otherwise unacceptable behavior may be
 reported to the community leaders responsible for enforcement at
-conduct@autoware.org.
+<conduct@autoware.org>.
 All complaints will be reviewed and investigated promptly and fairly.
 
 All community leaders are obligated to respect the privacy and security of the