diff --git a/tests/debug/session.py b/tests/debug/session.py
index 199184a8..5f18af83 100644
--- a/tests/debug/session.py
+++ b/tests/debug/session.py
@@ -512,7 +512,7 @@ class Session(object):
         telemetry = self.wait_for_next_event("output")
         assert telemetry == {
             "category": "telemetry",
-            "output": "ptvsd.adapter",
+            "output": "ptvsd",
             "data": {"packageVersion": some.str},
         }