diff --git a/tasmota/my_user_config.h b/tasmota/my_user_config.h
index 836fbeb10..264c548de 100644
--- a/tasmota/my_user_config.h
+++ b/tasmota/my_user_config.h
@@ -415,7 +415,7 @@
 //#define USE_EXS_DIMMER                           // Add support for ES-Store WiFi Dimmer (+1k5 code)
 //  #define EXS_MCU_CMNDS                            // Add command to send MCU commands (+0k8 code)
 //#define USE_HOTPLUG                              // Add support for sensor HotPlug
-#define USE_DEVICE_GROUPS                      // Add support for device groups (+4k code)
+//#define USE_DEVICE_GROUPS                      // Add support for device groups (+4k code)
 
 // -- Optional light modules ----------------------
 #define USE_WS2812                               // WS2812 Led string using library NeoPixelBus (+5k code, +1k mem, 232 iram) - Disable by //