diff --git a/README.md b/README.md
index a12acd3..19c12b5 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ This Repository contains a Home Assistant Addon to run Ism7MQTT for reading data
 
 Also supports running multiple instances of ism7mqtt. To do so, configure the first instance normally, then, for each additional ISM7 you have, specify a block like this under "additional ISM7 devices":
 ```
-- device_name: "WolfHeizung2
+- device_name: "WolfHeizung2"
   ism7_ip: "192.168.x.y"
   ism7_password: "something"
   interval: 60