diff --git a/cohere/client.py b/cohere/client.py
index 183912834..24bfb38c6 100644
--- a/cohere/client.py
+++ b/cohere/client.py
@@ -87,6 +87,7 @@ def __request(self, json_body, endpoint, model) -> Response:
         headers = {
             'Authorization': 'BEARER {}'.format(self.api_key),
             'Content-Type': 'application/json'
+            'Request-Source': 'python-sdk'
         }
         url = urljoin(self.api_url, model + "/" + endpoint)
         response = requests.request("POST", url, headers=headers, data=json_body)
diff --git a/setup.py b/setup.py
index 2432a01e1..d2dbeef34 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 
 setuptools.setup(
     name="cohere",
-    version="0.0.10",
+    version="0.0.11",
     author="kipply",
     author_email="carol@cohere.ai",
     description="A Python library for the Cohere API",