diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 195686d..1ba5216 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -19,7 +19,7 @@ repos:
       - id: check-docstring-first
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.7.0
+    rev: v0.9.1
     hooks:
       - id: ruff
         types_or: [python, pyi, jupyter]
@@ -33,13 +33,13 @@ repos:
       - id: nbstripout
 
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.13.0
+    rev: v1.14.1
     hooks:
       - id: mypy
         args: [--config-file, .mypy.ini, --ignore-missing-imports]
 
   - repo: https://github.com/python-jsonschema/check-jsonschema
-    rev: "0.29.4"
+    rev: "0.31.0"
     hooks:
       - id: check-github-workflows
       - id: check-readthedocs
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3df1b4c..c73e0bc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # CHANGELOG
 
+## v0.3.1
+
+> 📅 **Date** 2025-1-16
+
+- 🔧 Upgrade:
+    - `mkdocs` to 1.6.1
+    - `nbconvert` to 7.16.5
+    - hooks in pre-commit
+
+- 🔨: Remove unused packages in `requirements.txt` and `pyproject.toml`
+
 ## v0.3
 
 > 📅 **Date** 2024-4-7
diff --git a/MANIFEST.in b/MANIFEST.in
index 0732498..dc02341 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,5 +1,6 @@
 exclude .*
 exclude mkdocs.yml
+exclude requirements.txt
 exclude *.requirements.txt
 exclude codecov.yml
 
diff --git a/pyproject.toml b/pyproject.toml
index 168d9e2..dd64247 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,13 +30,6 @@ classifiers = [
   "Topic :: Documentation",
   "Intended Audience :: Developers",
   "Programming Language :: Python",
-  "Programming Language :: Python :: 3",
-  "Programming Language :: Python :: 3.8",
-  "Programming Language :: Python :: 3.9",
-  "Programming Language :: Python :: 3.10",
-  "Programming Language :: Python :: 3.11",
-  "Programming Language :: Python :: 3.12",
-  "Programming Language :: Python :: 3.13",
 ]
 dynamic = ["version"]
 
@@ -57,8 +50,3 @@ where = ["src"]
 
 [tool.setuptools_scm]
 write_to = "src/mkdocs_nbconvert/_version.py"
-
-[tool.black]
-line-length = 128
-[tool.isort]
-profile = "black"
diff --git a/requirements.txt b/requirements.txt
index 0d5d8c4..bf92458 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,4 @@ matplotlib
 requests
 
 # CI tools
-build
 pre-commit
-ruff
-mypy