diff --git a/endpoints/trackhelper.py b/endpoints/trackhelper.py
index 070927eac..3d996c382 100644
--- a/endpoints/trackhelper.py
+++ b/endpoints/trackhelper.py
@@ -45,6 +45,7 @@ def track_and_log(event_name, repo, **kwargs):
 
   extra_params = {
     'repository': '%s/%s' % (namespace, repository),
+    'user-agent': request.user_agent.string,
   }
 
   # Publish the user event (if applicable)