diff --git a/pyproject.toml b/pyproject.toml
index 83dedde..333a869 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "rapt-cloud-api"
-version = "0.2.1"
+version = "0.2.2"
 description = "Python bindings for the Rapt.io API"
 readme = "README.md"
 requires-python = ">=3.14"
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 3cbf6e0..0000000
--- a/setup.py
+++ /dev/null
@@ -1,23 +0,0 @@
-from setuptools import find_packages, setup
-
-with open("README.md", "r", encoding="utf-8") as fh:
-    long_description = fh.read()
-
-setup(
-    name='rapt-cloud-api',
-    version='0.2.0',
-    author='Jesper Fussing Mørk',
-    author_email='jfmo@moerks.dk',
-    description='Client Library for the rapt.io api',
-    long_description=long_description,
-    long_description_content_type="text/markdown",
-    url='https://gitea.moerks.dk/jfm/rapt-cloud-api',
-    project_urls={
-        "Bug Tracker": "https://gitea.moerks.dk/jfm/rapt-cloud-api/issues",
-    },
-    license='MIT',
-    package_dir={"": "src"},
-    packages=find_packages(where="src"),
-    install_requires=["loguru", "pydantic", "aiohttp"]
-)
-
diff --git a/src/rapt/client.py b/src/rapt/client.py
index 884892b..7a92877 100644
--- a/src/rapt/client.py
+++ b/src/rapt/client.py
@@ -21,8 +21,12 @@ class HttpClientException(ClientException):
 
 
 class Client():
-    def __init__(self, username, api_key) -> None:
+    def __init__(self, username, api_key, session=None) -> None:
         self.host = "https://api.rapt.io"
+        if session is None:
+            self.session = aiohttp.ClientSession()
+        else:
+            self.session = session
         self.username = username
         self.api_key = api_key
         self.token = None
@@ -30,23 +34,21 @@ class Client():
         self.expires = None
 
     async def get_jwt_token(self):
-        async with aiohttp.ClientSession() as session:
-            url = "https://id.rapt.io/connect/token"
-            async with session.post(url, data={
-                "client_id": "rapt-user",
-                "grant_type": "password",
-                "username": self.username,
-                "password": self.api_key
-            }) as response:
-
-                response_json = await response.json()
-                if response.status == 200:
-                    self.token = response_json["access_token"]
-                    self.expires_seconds = response_json["expires_in"]
-                    self.expires = datetime.now() + timedelta(seconds=self.expires_seconds)
-                    logger.trace("Expires: " + str(self.expires))
-                else:
-                    raise HttpClientException(response.reason, response.status)
+        url = "https://id.rapt.io/connect/token"
+        async with self.session.post(url, data={
+            "client_id": "rapt-user",
+            "grant_type": "password",
+            "username": self.username,
+            "password": self.api_key
+        }) as response:
+            response_json = await response.json()
+            if response.status == 200:
+                self.token = response_json["access_token"]
+                self.expires_seconds = response_json["expires_in"]
+                self.expires = datetime.now() + timedelta(seconds=self.expires_seconds)
+                logger.trace("Expires: " + str(self.expires))
+            else:
+                raise HttpClientException(response.reason, response.status)
 
     async def get_auth_headers(self):
         if self.expires is not None:
@@ -58,13 +60,11 @@ class Client():
 
     async def get_json(self, url, parameters):
         headers =  await self.get_auth_headers()
-        logger.trace("HEADERS: " + str(headers))
-        async with aiohttp.ClientSession() as session:
-            async with session.get(url, headers=headers, params=parameters) as response:
-
-                response_json = await response.json()
-                logger.trace(response.request_info.url)
-                if response.status == 200:
-                    return response_json
-                else:
-                    raise HttpClientException(response.reason, response.status)
+        logger.trace("HEADERS: " + str(headers)) 
+        async with self.session.get(url, headers=headers, params=parameters) as response:
+            response_json = await response.json()
+            logger.trace(response.request_info.url)
+            if response.status == 200:
+                return response_json
+            else:
+                raise HttpClientException(response.reason, response.status)
diff --git a/tests/test_hydrometer.py b/tests/test_hydrometer.py
index 2c1805a..77d77b7 100644
--- a/tests/test_hydrometer.py
+++ b/tests/test_hydrometer.py
@@ -9,8 +9,8 @@ from rapt.hydrometer import Hydrometer
 @pytest.fixture
 async def client(aiohttp_client):
     app = web.Application()
-    await aiohttp_client(app)
-    yield Client("test", "test")
+    session = await aiohttp_client(app)
+    yield Client("test", "test", None)
 
 async def test_get_hydrometers(client):
     with aioresponses() as responses: