diff --git a/src/main.cpp b/src/main.cpp
index a429b2b..d7793a9 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -104,9 +104,9 @@ void setup() {
     Serial.println("=============================");
     Serial.println();
 
-    // Blue LED — Loki is active
+    // Blue LED — Loki is active (active LOW on C3 Super Mini)
     pinMode(LED_PIN, OUTPUT);
-    digitalWrite(LED_PIN, HIGH);
+    digitalWrite(LED_PIN, LOW);
 
     NimBLEDevice::init("");
     NimBLEDevice::setOwnAddrType(BLE_OWN_ADDR_RANDOM);