diff --git a/smx-config/CurrentSMXDevice.cs b/smx-config/CurrentSMXDevice.cs
index 52f21a0..7399d30 100644
--- a/smx-config/CurrentSMXDevice.cs
+++ b/smx-config/CurrentSMXDevice.cs
@@ -80,7 +80,6 @@ namespace smx_config
 
         public void Shutdown()
         {
-            SMX.SMX.SetUpdateCallback(null);
             SMX.SMX.Stop();
         }
 
diff --git a/smx-config/SMX.cs b/smx-config/SMX.cs
index c319119..4aa2130 100644
--- a/smx-config/SMX.cs
+++ b/smx-config/SMX.cs
@@ -240,11 +240,6 @@ namespace SMX
         [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
         public delegate void InternalUpdateCallback(int PadNumber, int reason, IntPtr user);
         private static InternalUpdateCallback CurrentUpdateCallback;
-        public static void SetUpdateCallback(UpdateCallback callback)
-        {
-            if(!DLLAvailable()) return;
-
-        }
 
         public static void Start(UpdateCallback callback)
         {