diff --git a/software/firmware/energy-monitor/02-energy-monitor-mqtt/environment.h b/software/firmware/energy-monitor/02-energy-monitor-mqtt/environment.h
index bd3bec6..23b760e 100644
--- a/software/firmware/energy-monitor/02-energy-monitor-mqtt/environment.h
+++ b/software/firmware/energy-monitor/02-energy-monitor-mqtt/environment.h
@@ -3,4 +3,4 @@
 #define secret_password "guestguest"
 #define mqtt_server "192.168.2.103"
 #define mqtt_port 1883
-#define mqtt_prefix "/iot-platform/engergy-monitor/test-device"
\ No newline at end of file
+#define mqtt_prefix "/iot-platform/energy-monitor/test-device"
\ No newline at end of file