diff --git a/sdk/core/azure-core/azure/core/pipeline/policies/_universal.py b/sdk/core/azure-core/azure/core/pipeline/policies/_universal.py
index 6b78710b437d..6d3599890370 100644
--- a/sdk/core/azure-core/azure/core/pipeline/policies/_universal.py
+++ b/sdk/core/azure-core/azure/core/pipeline/policies/_universal.py
@@ -131,7 +131,7 @@ def __init__(self, base_user_agent=None, **kwargs):  # pylint: disable=super-ini
         self.use_env = kwargs.pop('user_agent_use_env', True)
 
         if base_user_agent is None:
-            self._user_agent = "azsdk-python-core/{} Python/{} {}".format(
+            self._user_agent = "azsdk-python-core/{} Python/{} ({})".format(
                 azcore_version,
                 platform.python_version(),
                 platform.platform()