diff --git a/.github/workflows/black.yml b/.github/workflows/black.yml
deleted file mode 100644
index 042c856..0000000
--- a/.github/workflows/black.yml
+++ /dev/null
@@ -1,12 +0,0 @@
-name: Lint
-
-on: [push, pull_request]
-
-jobs:
-  lint:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: psf/black@stable
-        with:
-          options: "--check --verbose"
diff --git a/.github/workflows/poetry.yml b/.github/workflows/poetry.yml
new file mode 100644
index 0000000..b2a6be4
--- /dev/null
+++ b/.github/workflows/poetry.yml
@@ -0,0 +1,28 @@
+name: Poetry
+
+on: [push, pull_request]
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install Python
+        uses: actions/setup-python@v5
+      - name: Install poetry
+        uses: abatilo/actions-poetry@v3
+      - name: Setup a local virtual environment
+        run: |
+          poetry config virtualenvs.create true --local
+          poetry config virtualenvs.in-project true --local
+      - uses: actions/cache@v4
+        name: Define a cache for the virtual environment based on the dependencies lock file
+        with:
+          path: ./.venv
+          key: venv-${{ hashFiles('poetry.lock') }}
+      - name: Install the project dependencies
+        run: poetry install
+      - name: Lint check with python black
+        run: poetry run black --check --verbose .
+      - name: Isort check
+        run: poetry run isort . --check --diff
diff --git a/kci-dev/kci-dev.py b/kci-dev/kci-dev.py
index 1ea1c65..14c889d 100755
--- a/kci-dev/kci-dev.py
+++ b/kci-dev/kci-dev.py
@@ -2,8 +2,7 @@
 # -*- coding: utf-8 -*-
 
 import click
-from subcommands import commit
-from subcommands import patch
+from subcommands import commit, patch
 
 
 @click.group(
diff --git a/kci-dev/subcommands/commit.py b/kci-dev/subcommands/commit.py
index c3e2a7f..29d9c07 100644
--- a/kci-dev/subcommands/commit.py
+++ b/kci-dev/subcommands/commit.py
@@ -1,10 +1,11 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
+import json
+
 import click
-import toml
 import requests
-import json
+import toml
 from git import Repo
 
 
diff --git a/kci-dev/subcommands/patch.py b/kci-dev/subcommands/patch.py
index 1f81e9a..ed29f22 100644
--- a/kci-dev/subcommands/patch.py
+++ b/kci-dev/subcommands/patch.py
@@ -1,10 +1,11 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
+import json
+
 import click
-import toml
 import requests
-import json
+import toml
 from git import Repo
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 29d63a4..40ab506 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,7 +27,7 @@ classifiers = [
     ]
 
 [tool.poetry.dependencies]
-python = "^3.12"
+python = "^3.10"
 click = "^8.1.7"
 requests = "^2.32.3"
 toml = "^0.10.2"
@@ -41,6 +41,8 @@ kci-dev = 'kci-dev.kci-dev:run'
 
 [tool.poetry.group.ci.dependencies]
 black = "^24.8.0"
+isort = "^5.13.2"
+pytest = "^8.3.3"
 
 [build-system]
 requires = ["poetry-core"]