diff --git a/test/intisync/session_server_test.exs b/test/intisync/session_server_test.exs
index 0e68a4b..004f44d 100644
--- a/test/intisync/session_server_test.exs
+++ b/test/intisync/session_server_test.exs
@@ -15,7 +15,7 @@ defmodule Intisync.SessionServerTest do
   } do
     assert SessionServer.get_id(pid) == session_id
     assert SessionServer.get_devices(pid) == %{}
-    assert SessionServer.full?(pid)
+    refute SessionServer.full?(pid)
   end
 
   test "Calling device_connected adds the device to the state", %{