diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 807a11b..be8f6df 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -19,7 +19,7 @@ jobs:
         python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4
       with:
@@ -27,7 +27,6 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install flake8
         pip install -r requirements.txt -r dev-requirements.txt
         pip install -e .
     - name: Lint with flake8
@@ -36,6 +35,8 @@ jobs:
         flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
         # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+    - name: Lint with PyLint
+      run: pylint --rcfile=.pylintrc src/aws_secretsmanager_caching
     - name: Test with pytest
       run: |
         pytest test/unit/
diff --git a/README.md b/README.md
index 6328671..518280b 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,7 @@ To use this client you must have:
 This library requires the following standard dependencies:
 * botocore
 * setuptools_scm
+* setuptools
 
 For development and testing purposes, this library requires the following additional dependencies:
 * pytest
@@ -31,6 +32,8 @@ For development and testing purposes, this library requires the following additi
 * codecov
 * pylint
 * sphinx
+* flake8
+* tox
 
 Please review the `requirements.txt` and `dev-requirements.txt` file for specific version requirements.
 
diff --git a/dev-requirements.txt b/dev-requirements.txt
index e9066c4..5badd8e 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,6 +1,8 @@
-pytest
-pytest-cov
-pytest-sugar
+pytest>=8
+pytest-cov>=5
+pytest-sugar>=1
 codecov>=1.4.0
 pylint>1.9.4
 sphinx>=1.8.4
+tox>=4
+flake8>=7
diff --git a/doc/conf.py b/doc/conf.py
index 7ac36cc..14a6a3f 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -1,9 +1,8 @@
+from importlib.metadata import version
 from datetime import datetime
-from pkg_resources import get_distribution
 import os
 import shutil
 
-version = get_distribution('aws_secretsmanager_caching').version
 project = u'AWS Secrets Manager Python Caching Client'
 
 # If you use autosummary, this ensures that any stale autogenerated files are
@@ -32,7 +31,7 @@
 copyright = u'%s, Amazon.com' % datetime.now().year
 
 # The full version, including alpha/beta/rc tags.
-release = version
+release = version('aws_secretsmanager_caching')
 
 # List of directories, relative to source directory, that shouldn't be searched
 # for source files.
diff --git a/requirements.txt b/requirements.txt
index 138d8e6..d1c1a23 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,3 @@
 botocore>=1.12
 setuptools_scm>=3.2
+setuptools>=69
diff --git a/setup.cfg b/setup.cfg
index 34d0603..2f26180 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -16,7 +16,7 @@ description-file = README.md
 license_file = LICENSE
 
 [flake8]
-max-line-length = 120
+max-line-length = 127
 select = C,E,F,W,B
 # C812, W503 clash with black
 ignore = C812,W503
diff --git a/src/aws_secretsmanager_caching/cache/items.py b/src/aws_secretsmanager_caching/cache/items.py
index b4d5cc4..fb4aec9 100644
--- a/src/aws_secretsmanager_caching/cache/items.py
+++ b/src/aws_secretsmanager_caching/cache/items.py
@@ -123,7 +123,7 @@ def get_secret_value(self, version_stage=None):
             if not value and self._exception:
                 raise self._exception
             return deepcopy(value)
-        
+
     def refresh_secret_now(self):
         """Force a refresh of the cached secret.
         :rtype: None
diff --git a/src/aws_secretsmanager_caching/secret_cache.py b/src/aws_secretsmanager_caching/secret_cache.py
index ca72996..99c11c1 100644
--- a/src/aws_secretsmanager_caching/secret_cache.py
+++ b/src/aws_secretsmanager_caching/secret_cache.py
@@ -13,9 +13,9 @@
 """High level AWS Secrets Manager caching client."""
 from copy import deepcopy
 
+from importlib.metadata import version, PackageNotFoundError
 import botocore.config
 import botocore.session
-from pkg_resources import DistributionNotFound, get_distribution
 
 from .cache import LRUCache, SecretCacheItem
 from .config import SecretCacheConfig
@@ -25,8 +25,8 @@ class SecretCache:
     """Secret Cache client for AWS Secrets Manager secrets"""
 
     try:
-        __version__ = get_distribution('aws_secretsmanager_caching').version
-    except DistributionNotFound:
+        __version__ = version('aws_secretsmanager_caching')
+    except PackageNotFoundError:
         __version__ = '0.0.0'
 
     def __init__(self, config=SecretCacheConfig(), client=None):
diff --git a/test/unit/test_items.py b/test/unit/test_items.py
index 3becab0..da93341 100644
--- a/test/unit/test_items.py
+++ b/test/unit/test_items.py
@@ -73,7 +73,6 @@ def test_refresh_now(self):
         # The new refresh time will be between now + ttl and now + (ttl / 2) if the secret was immediately refreshed
         self.assertTrue(new_refresh_time < old_refresh_time and new_refresh_time < datetime.now(timezone.utc) + timedelta(ttl))
 
-        
     def test_datetime_fix_is_refresh_needed(self):
         secret_cached_object = TestSecretCacheObject.TestObject(SecretCacheConfig(), None, None)
 
diff --git a/tox.ini b/tox.ini
index 7f522c8..29142a9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,7 +5,7 @@
 
 
 [tox]
-envlist = py36, py37, flake8, pylint
+envlist = py38, py39, py310, py311, py312, flake8, pylint
 skip_missing_interpreters = true
 
 [testenv]