diff --git a/MicroDexed.ino b/MicroDexed.ino
index 5ac5daf..49b84e9 100644
--- a/MicroDexed.ino
+++ b/MicroDexed.ino
@@ -1704,7 +1704,7 @@ void init_configuration(void)
 
   configuration.performance.fx_number = FX_NUM_DEFAULT;
 
-  for (uint8_t instance_id = 0; instance_id < MAX_DEXED; instance_id++)
+  for (uint8_t instance_id = 0; instance_id < NUM_DEXED; instance_id++)
   {
     configuration.performance.bank[instance_id] = SYSEXBANK_DEFAULT;
     configuration.performance.voice[instance_id] = SYSEXSOUND_DEFAULT;