diff --git a/sonoff/user_config.h b/sonoff/user_config.h
index 81928f1e7..b7a54408d 100644
--- a/sonoff/user_config.h
+++ b/sonoff/user_config.h
@@ -268,6 +268,9 @@
 // -- Internal Analog input -----------------------
 #define USE_ADC_VCC                              // Display Vcc in Power status. Disable for use as Analog input on selected devices
 
+// -- MP3 player ----------------------------------
+//#define USE_MP3_PLAYER                         // Use of the DFPlayer Mini MP3 Player RB-DFR-562 commands: play, volume and stop
+
 // -- One wire sensors ----------------------------
                                                  // WARNING: Select none for default one DS18B20 sensor or enable one of the following two options for multiple sensors
 #define USE_DS18x20                              // Optional for more than one DS18x20 sensors with id sort, single scan and read retry (+1k3 code)