diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 6a73e46..65e8e0e 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         # We must fetch at least the immediate parents so that if this is
         # a pull request then we can checkout the head.
diff --git a/Dockerfile b/Dockerfile
index 7c94e02..6616993 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.11.4-slim as base
+FROM python:3.12.0-slim as base
 
 RUN useradd -m app
 USER app
diff --git a/poetry.lock b/poetry.lock
index 1980cb0..417c87e 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -147,13 +147,13 @@ test = ["pytest (>=6)"]
 
 [[package]]
 name = "flask"
-version = "2.3.2"
+version = "3.0.0"
 description = "A simple framework for building complex web applications."
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "Flask-2.3.2-py3-none-any.whl", hash = "sha256:77fd4e1249d8c9923de34907236b747ced06e5467ecac1a7bb7115ae0e9670b0"},
-    {file = "Flask-2.3.2.tar.gz", hash = "sha256:8c2f9abd47a9e8df7f0c3f091ce9497d011dc3b31effcf4c85a6e2b50f4114ef"},
+    {file = "flask-3.0.0-py3-none-any.whl", hash = "sha256:21128f47e4e3b9d597a3e8521a329bf56909b690fcc3fa3e477725aa81367638"},
+    {file = "flask-3.0.0.tar.gz", hash = "sha256:cfadcdb638b609361d29ec22360d6070a77d7463dcb3ab08d2c2f2f168845f58"},
 ]
 
 [package.dependencies]
@@ -162,7 +162,7 @@ click = ">=8.1.3"
 importlib-metadata = {version = ">=3.6.0", markers = "python_version < \"3.10\""}
 itsdangerous = ">=2.1.2"
 Jinja2 = ">=3.1.2"
-Werkzeug = ">=2.3.3"
+Werkzeug = ">=3.0.0"
 
 [package.extras]
 async = ["asgiref (>=3.2)"]
@@ -170,17 +170,17 @@ dotenv = ["python-dotenv"]
 
 [[package]]
 name = "gunicorn"
-version = "20.1.0"
+version = "21.2.0"
 description = "WSGI HTTP Server for UNIX"
 optional = false
 python-versions = ">=3.5"
 files = [
-    {file = "gunicorn-20.1.0-py3-none-any.whl", hash = "sha256:9dcc4547dbb1cb284accfb15ab5667a0e5d1881cc443e0677b4882a4067a807e"},
-    {file = "gunicorn-20.1.0.tar.gz", hash = "sha256:e0a968b5ba15f8a328fdfd7ab1fcb5af4470c28aaf7e55df02a99bc13138e6e8"},
+    {file = "gunicorn-21.2.0-py3-none-any.whl", hash = "sha256:3213aa5e8c24949e792bcacfc176fef362e7aac80b76c56f6b5122bf350722f0"},
+    {file = "gunicorn-21.2.0.tar.gz", hash = "sha256:88ec8bff1d634f98e61b9f65bc4bf3cd918a90806c6f5c48bc5603849ec81033"},
 ]
 
 [package.dependencies]
-setuptools = ">=3.0"
+packaging = "*"
 
 [package.extras]
 eventlet = ["eventlet (>=0.24.1)"]
@@ -348,13 +348,13 @@ files = [
 
 [[package]]
 name = "pytest"
-version = "7.3.2"
+version = "7.4.2"
 description = "pytest: simple powerful testing with Python"
 optional = false
 python-versions = ">=3.7"
 files = [
-    {file = "pytest-7.3.2-py3-none-any.whl", hash = "sha256:cdcbd012c9312258922f8cd3f1b62a6580fdced17db6014896053d47cddf9295"},
-    {file = "pytest-7.3.2.tar.gz", hash = "sha256:ee990a3cc55ba808b80795a79944756f315c67c12b56abd3ac993a7b8c17030b"},
+    {file = "pytest-7.4.2-py3-none-any.whl", hash = "sha256:1d881c6124e08ff0a1bb75ba3ec0bfd8b5354a01c194ddd5a0a870a48d99b002"},
+    {file = "pytest-7.4.2.tar.gz", hash = "sha256:a766259cfab564a2ad52cb1aae1b881a75c3eb7e34ca3779697c23ed47c47069"},
 ]
 
 [package.dependencies]
@@ -389,22 +389,6 @@ urllib3 = ">=1.21.1,<3"
 socks = ["PySocks (>=1.5.6,!=1.5.7)"]
 use-chardet-on-py3 = ["chardet (>=3.0.2,<6)"]
 
-[[package]]
-name = "setuptools"
-version = "65.6.3"
-description = "Easily download, build, install, upgrade, and uninstall Python packages"
-optional = false
-python-versions = ">=3.7"
-files = [
-    {file = "setuptools-65.6.3-py3-none-any.whl", hash = "sha256:57f6f22bde4e042978bcd50176fdb381d7c21a9efa4041202288d3737a0c6a54"},
-    {file = "setuptools-65.6.3.tar.gz", hash = "sha256:a7620757bf984b58deaf32fc8a4577a9bbc0850cf92c20e1ce41c38c19e5fb75"},
-]
-
-[package.extras]
-docs = ["furo", "jaraco.packaging (>=9)", "jaraco.tidelift (>=1.4)", "pygments-github-lexers (==0.0.5)", "rst.linker (>=1.9)", "sphinx (>=3.5)", "sphinx-favicon", "sphinx-hoverxref (<2)", "sphinx-inline-tabs", "sphinx-notfound-page (==0.8.3)", "sphinx-reredirects", "sphinxcontrib-towncrier"]
-testing = ["build[virtualenv]", "filelock (>=3.4.0)", "flake8 (<5)", "flake8-2020", "ini2toml[lite] (>=0.9)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "pip (>=19.1)", "pip-run (>=8.8)", "pytest (>=6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.3)", "pytest-flake8", "pytest-mypy (>=0.9.1)", "pytest-perf", "pytest-timeout", "pytest-xdist", "tomli-w (>=1.0.0)", "virtualenv (>=13.0.0)", "wheel"]
-testing-integration = ["build[virtualenv]", "filelock (>=3.4.0)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "pytest", "pytest-enabler", "pytest-xdist", "tomli", "virtualenv (>=13.0.0)", "wheel"]
-
 [[package]]
 name = "six"
 version = "1.15.0"
@@ -445,13 +429,13 @@ socks = ["PySocks (>=1.5.6,!=1.5.7,<2.0)"]
 
 [[package]]
 name = "werkzeug"
-version = "2.3.3"
+version = "3.0.0"
 description = "The comprehensive WSGI web application library."
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "Werkzeug-2.3.3-py3-none-any.whl", hash = "sha256:4866679a0722de00796a74086238bb3b98d90f423f05de039abb09315487254a"},
-    {file = "Werkzeug-2.3.3.tar.gz", hash = "sha256:a987caf1092edc7523edb139edb20c70571c4a8d5eed02e0b547b4739174d091"},
+    {file = "werkzeug-3.0.0-py3-none-any.whl", hash = "sha256:cbb2600f7eabe51dbc0502f58be0b3e1b96b893b05695ea2b35b43d4de2d9962"},
+    {file = "werkzeug-3.0.0.tar.gz", hash = "sha256:3ffff4dcc32db52ef3cc94dff3000a3c2846890f3a5a51800a27b909c5e770f0"},
 ]
 
 [package.dependencies]
@@ -478,4 +462,4 @@ testing = ["flake8 (<5)", "func-timeout", "jaraco.functools", "jaraco.itertools"
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.8"
-content-hash = "88c84fc5ce2a1b751c46b6badeb26b59a051b55eb1c4931d359a2ecf3246aaa6"
+content-hash = "220704949b1446aa8e3f4e59ddc31781c4f61767ad7c48b5ef4f3571c31218a7"
diff --git a/pyproject.toml b/pyproject.toml
index feb91cc..a15fa62 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,8 +7,8 @@ license = "MIT"
 
 [tool.poetry.dependencies]
 python = "^3.8"
-flask = "^2"
-gunicorn = "^20"
+flask = "^3.0.0"
+gunicorn = "^21.0.0"
 requests = "^2"
 
 [tool.poetry.dev-dependencies]