diff --git a/vespa/application.py b/vespa/application.py
index 1e19e71b..0edd2b49 100644
--- a/vespa/application.py
+++ b/vespa/application.py
@@ -1027,6 +1027,7 @@ def _open_http_session(self):
             return
 
         self.http_session = Session()
+        self.http_session.headers.update({"User-Agent": "pyvespa syncio client"})
         self.http_session.mount("https://", self.adapter)
         self.http_session.mount("http://", self.adapter)
         if self.app.vespa_cloud_secret_token:
@@ -1271,7 +1272,10 @@ def __init__(
         self.connections = connections
         self.total_timeout = total_timeout
         if self.app.vespa_cloud_secret_token:
-            self.headers = {"Authorization": f"Bearer {self.app.vespa_cloud_secret_token}"}
+            self.headers = {
+                "Authorization": f"Bearer {self.app.vespa_cloud_secret_token}",
+                "User-Agent": "pyvespa asyncio client",
+            }
 
     async def __aenter__(self):
         await self._open_aiohttp_session()
@@ -1296,7 +1300,8 @@ async def _open_aiohttp_session(self):
             )
         else:
             self.aiohttp_session = aiohttp.ClientSession(
-                connector=conn, timeout=aiohttp.ClientTimeout(total=self.total_timeout)
+                connector=conn, timeout=aiohttp.ClientTimeout(total=self.total_timeout),
+                headers={"User-Agent": "pyvespa asyncio client"}
             )
         return self.aiohttp_session
 
diff --git a/vespa/test_integration_vespa_cloud_vector_search.py b/vespa/test_integration_vespa_cloud_vector_search.py
index d1722766..cbc98602 100644
--- a/vespa/test_integration_vespa_cloud_vector_search.py
+++ b/vespa/test_integration_vespa_cloud_vector_search.py
@@ -151,6 +151,7 @@ def tearDown(self) -> None:
         self.app.delete_all_docs(
             content_cluster_name="vector_content", schema="vector",namespace="benchmark"
         )
+        time.sleep(5)
         with self.app.syncio() as sync_session:
             response:VespaResponse = sync_session.query(   
                 {