diff --git a/src/lmic_config.h b/src/lmic_config.h
index c544c81b..ce31292e 100644
--- a/src/lmic_config.h
+++ b/src/lmic_config.h
@@ -43,7 +43,7 @@
 // enable more verbose output. Make sure that printf is actually
 // configured (e.g. on AVR it is not by default), otherwise using it can
 // cause crashing.
-//#define LMIC_DEBUG_LEVEL 1
+#define LMIC_DEBUG_LEVEL 1
 
 // Enable this to allow using printf() to print to the given serial port
 // (or any other Print object). This can be easy for debugging. The
@@ -106,4 +106,4 @@
 //#define USE_MBEDTLS_AES
 
 // Define this for devices with external power.
-//#define LMIC_MCMD_DEVS_BATT_DEFAULT MCMD_DEVS_EXT_POWER
\ No newline at end of file
+//#define LMIC_MCMD_DEVS_BATT_DEFAULT MCMD_DEVS_EXT_POWER