diff --git a/Adafruit_MQTT.h b/Adafruit_MQTT.h
index c0f68f1..34a39d6 100644
--- a/Adafruit_MQTT.h
+++ b/Adafruit_MQTT.h
@@ -29,7 +29,7 @@
 #endif
 
 // Uncomment/comment to turn on/off debug output messages.
-#define MQTT_DEBUG
+//#define MQTT_DEBUG
 
 // Set where debug messages will be printed.
 #define DEBUG_PRINTER Serial