diff --git a/ad_api/base/client.py b/ad_api/base/client.py
index ea0f58f..7e13022 100644
--- a/ad_api/base/client.py
+++ b/ad_api/base/client.py
@@ -17,6 +17,7 @@
 import zipfile
 from urllib.parse import urlparse, quote
 from ad_api.base.credential_provider import CredentialProvider
+import ad_api.version as vd
 
 log = logging.getLogger(__name__)
 role_cache = TTLCache(maxsize=int(os.environ.get('AD_API_AUTH_CACHE_SIZE', 10)), ttl=3200)
@@ -51,6 +52,9 @@ def __init__(
         self.proxies = proxies
         self.verify = verify
 
+        version = vd.__version__
+        self.user_agent += f'-{version}'
+
     @property
     def headers(self):
         return {
diff --git a/ad_api/version.py b/ad_api/version.py
index 39af80e..0ed6caa 100644
--- a/ad_api/version.py
+++ b/ad_api/version.py
@@ -1 +1 @@
-__version__ = "0.4.8"
\ No newline at end of file
+__version__ = "0.4.9"
\ No newline at end of file
diff --git a/setup.cfg b/setup.cfg
index 8d3c2ee..541463f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = python-amazon-ad-api
-version = 0.4.8
+version = 0.4.9
 author = Daniel Alvaro
 author_email = denisneuf@hotmail.com
 description = Python wrapper for the Amazon Advertising API
diff --git a/setup.py b/setup.py
index 87e5c96..a78e42c 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name='python-amazon-ad-api',
-    version='0.4.8',
+    version='0.4.9',
     install_requires=[
         "requests>=2.27.1,<2.32.0",
         "six~=1.16.0",