diff --git a/src/app_task.cpp b/src/app_task.cpp
index 7434e95..b000725 100644
--- a/src/app_task.cpp
+++ b/src/app_task.cpp
@@ -44,7 +44,7 @@ void AppTask::update() {
 
 void AppTask::process_midi_event(const MidiEvent& event) {
     // Visual indicator: blink LED 0 on ANY MIDI receive
-    if (led_driver && event.type != MidiEvent::SYSTEM) {
+    if (led_driver && event.type != MidiEvent::SYSEX) {
         static uint32_t last_blink = 0;
         uint32_t now = millis();
         if (now - last_blink > 100) {