diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 816d5fc..648a09c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -41,4 +41,5 @@ jobs:
           echo Test
           source .venv/bin/activate
           coverage run -m unittest || exit 1
+          coverage report
           [ -n "$CODACY_PROJECT_TOKEN" ] && coverage combine && coverage xml -o cobertura.xml && bash <(curl -Ls https://coverage.codacy.com/get.sh) report -r cobertura.xml
diff --git a/poetry.lock b/poetry.lock
index 53c65fc..39da348 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1103,6 +1103,17 @@ category = "main"
 optional = false
 python-versions = "*"
 
+[[package]]
+name = "single-source"
+version = "0.3.0"
+description = "Access to the project version in Python code for PEP 621-style projects"
+category = "main"
+optional = false
+python-versions = ">=3.6,<4.0"
+
+[package.dependencies]
+importlib_metadata = {version = ">=3.0,<5", markers = "python_version < \"3.8\""}
+
 [[package]]
 name = "six"
 version = "1.16.0"
@@ -1247,7 +1258,7 @@ testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-
 [metadata]
 lock-version = "1.1"
 python-versions = ">=3.7.0, <4.0.0"
-content-hash = "3e21b3d9a8d196a0e896b4dec41624bf71cc8967fbd42f094afe871639d3f748"
+content-hash = "237337e04594d877cea819e9ff6b56d18fa1c4583396f1ec3eca53d98378add7"
 
 [metadata.files]
 androguard = [
@@ -2196,6 +2207,10 @@ setuptools-scm = [
 simplegeneric = [
     {file = "simplegeneric-0.8.1.zip", hash = "sha256:dc972e06094b9af5b855b3df4a646395e43d1c9d0d39ed345b7393560d0b9173"},
 ]
+single-source = [
+    {file = "single-source-0.3.0.tar.gz", hash = "sha256:b12705af958ca99d56ea9ce40bd9cc749378f4fe7ad03b1f9067e29daceef27d"},
+    {file = "single_source-0.3.0-py3-none-any.whl", hash = "sha256:7bc87168ced50f638b6ab0cda4cc1ce9e80ee0e1220014397050d336d021a597"},
+]
 six = [
     {file = "six-1.16.0-py2.py3-none-any.whl", hash = "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"},
     {file = "six-1.16.0.tar.gz", hash = "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926"},
diff --git a/psa_car_controller/__init__.py b/psa_car_controller/__init__.py
index e69de29..51e090d 100644
--- a/psa_car_controller/__init__.py
+++ b/psa_car_controller/__init__.py
@@ -0,0 +1,4 @@
+from pathlib import Path
+from single_source import get_version
+
+__version__ = get_version(__name__, Path(__file__), default_return="dev")
diff --git a/psa_car_controller/psacc/application/car_controller.py b/psa_car_controller/psacc/application/car_controller.py
index 0d2978a..f17191f 100644
--- a/psa_car_controller/psacc/application/car_controller.py
+++ b/psa_car_controller/psacc/application/car_controller.py
@@ -4,6 +4,7 @@ import logging
 import threading
 from os import environ, path
 
+import psa_car_controller
 from oauth2_client.credentials_manager import OAuthError
 
 from .charge_control import ChargeControls
@@ -36,6 +37,8 @@ def parse_args():
     parser.add_argument("--offline", help="offline limited mode", action='store_true')
     parser.add_argument("--web-conf", help="ignore if config files not existing yet", action='store_true')
     parser.add_argument("-b", "--base-path", help="base path for web app", default="/")
+    parser.add_argument('--version', action='version', version='PSACC {}'.format(psa_car_controller.__version__))
+
     return parser.parse_args()
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 4c53810..fe04c17 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,6 +36,7 @@ certifi = ">=14.05.14"
 six = ">=1.10"
 python-dateutil = ">=2.5.3"
 urllib3 = ">=1.15.1"
+single-source = "^0.3.0"
 
 [tool.poetry.dev-dependencies]
 prospector = ">=1.3.0"