diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f453e06..a947675 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -4,12 +4,12 @@ on:
   workflow_dispatch:
     inputs:
       requested_release_tag:
-        description: 'The tag to use for this release (e.g., `v2.3.0`)'
+        description: "The tag to use for this release (e.g., `v2.3.0`)"
         required: true
 
 jobs:
   build_and_upload:
-    runs-on: 'ubuntu-20.04'
+    runs-on: "ubuntu-24.04"
     environment: production
     permissions:
       # id-token for the trusted publisher setup
@@ -22,7 +22,7 @@ jobs:
       - uses: actions/setup-python@v2
         name: Install Python
         with:
-          python-version: 3.8
+          python-version: 3.12
 
       - run: |
           pip install packaging
@@ -80,4 +80,4 @@ jobs:
         run: |
           python setup.py sdist
       - name: Upload to PyPI
-        uses: closeio/gh-action-pypi-publish@ec4db0b4ddc65acdf4bff5fa45ac92d78b56bdf0  # v1.9
+        uses: closeio/gh-action-pypi-publish@ec4db0b4ddc65acdf4bff5fa45ac92d78b56bdf0 # v1.9
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index dd5fa4f..8cc8db9 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -11,9 +11,9 @@ jobs:
   lint:
     strategy:
       matrix:
-        python-version: [ '3.8', '3.9', '3.10', '3.11' ]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
     name: Lint ${{ matrix.python-version }}
-    runs-on: 'ubuntu-20.04'
+    runs-on: "ubuntu-24.04"
     container: python:${{ matrix.python-version }}
     steps:
       - name: Checkout code
@@ -22,16 +22,16 @@ jobs:
       - name: Lint code
         run: |
           pip install -c requirements.txt -r requirements-lint.txt
-          lintlizard --ci
+          ruff check tasktiger tests
 
   # Run tests
   test:
     strategy:
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11']
-        os: ['ubuntu-20.04']
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
+        os: ["ubuntu-24.04"]
         redis-version: [4, 5, "6.2.6", "7.0.9"]
-        redis-py-version: [3.3.0, 4.6.0]
+        redis-py-version: [6.1.0]
       # Do not cancel any jobs when a single job fails
       fail-fast: false
     name: Python ${{ matrix.python-version }} on ${{ matrix.os }} with Redis ${{ matrix.redis-version }} and redis-py==${{ matrix.redis-py-version }}
diff --git a/Dockerfile b/Dockerfile
index 5b08240..3fe061c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM circleci/python:3.8
+FROM python:3.12
 
 WORKDIR /src
 COPY requirements.txt .
diff --git a/docker-compose.yml b/docker-compose.yml
index 05ac0f4..db6d0e6 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,9 +1,8 @@
-version: "3.7"
 services:
   redis:
     image: redis:7.0.9
-    expose:
-      - 6379
+    ports:
+      - 127.0.0.1:6379:6379
   tasktiger:
     build:
       context: .
diff --git a/requirements-lint.txt b/requirements-lint.txt
index b49ffbc..345a13c 100644
--- a/requirements-lint.txt
+++ b/requirements-lint.txt
@@ -1,2 +1,2 @@
-lintlizard==0.26.0
 types-redis
+ruff==0.11.11
diff --git a/requirements.txt b/requirements.txt
index cd10926..d0c4fe8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 click==8.1.7
-redis==4.5.2
+redis==6.1.0
 structlog==24.1.0
 croniter