diff --git a/MQTTSNGateway/gateway.conf b/MQTTSNGateway/gateway.conf
index 73f110e..a321b56 100644
--- a/MQTTSNGateway/gateway.conf
+++ b/MQTTSNGateway/gateway.conf
@@ -35,7 +35,7 @@ PredefinedTopic=NO
 
 #RootCAfile=/etc/ssl/certs/ca-certificates.crt
 #RootCApath=/etc/ssl/certs/
-#CertsFile=/path/to/certKey.pem
+#CertsKey=/path/to/certKey.pem
 #PrivateKey=/path/to/privateKey.pem
 
 GatewayID=1