diff --git a/gitlab/__init__.py b/gitlab/__init__.py
index c73e697f9..08fbb4a4a 100644
--- a/gitlab/__init__.py
+++ b/gitlab/__init__.py
@@ -94,7 +94,7 @@ def __init__(
         #: Timeout to use for requests to gitlab server
         self.timeout = timeout
         #: Headers that will be used in request to GitLab
-        self.headers = {}
+        self.headers = {"User-Agent": "%s/%s" % (__title__, __version__)}
 
         #: Whether SSL certificates should be validated
         self.ssl_verify = ssl_verify