diff --git a/Meade.net.Telescope.UnitTests/TelescopeUnitTests.cs b/Meade.net.Telescope.UnitTests/TelescopeUnitTests.cs
index 9344b10..62b3a12 100644
--- a/Meade.net.Telescope.UnitTests/TelescopeUnitTests.cs
+++ b/Meade.net.Telescope.UnitTests/TelescopeUnitTests.cs
@@ -635,6 +635,7 @@ namespace Meade.net.Telescope.UnitTests
         [TestCase("Auto", "Autostar", "A4S4", true)]
         [TestCase("Auto", "Autostar II", "", false)]
         [TestCase("Auto", "LX2001", "", true)]
+        [TestCase("Auto", "LX2001", "4G0m", false)]
         [TestCase("Auto", ":GVP", "", false)] //LX200 Classic
         [TestCase("Guide Rate Slew", "LX2001", "", false)] //force old style
         [TestCase("Pulse Guiding", ":GVP", "", true)] //force new style