diff --git a/test/support/data_case.ex b/test/support/data_case.ex
index ac75cf3c..bbbf7bc4 100644
--- a/test/support/data_case.ex
+++ b/test/support/data_case.ex
@@ -54,6 +54,10 @@ defmodule Microwaveprop.DataCase do
       Plug.Conn.send_resp(conn, 404, "not found")
     end)
 
+    Req.Test.stub(Microwaveprop.Weather.NarrClient, fn conn ->
+      Plug.Conn.send_resp(conn, 404, "not found")
+    end)
+
     :ok
   end
 
diff --git a/test/test_helper.exs b/test/test_helper.exs
index 54561b69..372cc7b1 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],
+  [Postgrex.Protocol, DBConnection.Connection, DBConnection.Holder],
   :critical
 )