diff --git a/Dockerfile b/Dockerfile
index 8cefe78..f9662e8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,7 +13,7 @@ RUN chmod 0777 /Dell_iDRAC_fan_controller.sh
 # you should override these default values when running. See README.md
 #ENV IDRAC_HOST 192.168.1.100
 ENV IDRAC_HOST local
-#ENV IDRAC_USER root
+#ENV IDRAC_USERNAME root
 #ENV IDRAC_PASSWORD calvin
 ENV FAN_SPEED 5
 ENV CPU_TEMPERATURE_TRESHOLD 50