diff --git a/test/test_helper.exs b/test/test_helper.exs
index 372cc7b1..a48c2c1c 100644
--- a/test/test_helper.exs
+++ b/test/test_helper.exs
@@ -55,7 +55,7 @@ Application.ensure_all_started(:stream_data)
 # captures logs from the test process). Pinning these modules to
 # :critical drops the noise without affecting real DB error logging.
 Logger.put_module_level(
-  [Postgrex.Protocol, DBConnection.Connection, DBConnection.Holder],
+  [Postgrex.Protocol, DBConnection.Connection, DBConnection.Holder, Task.Supervised],
   :critical
 )