diff --git a/zigbee2mqtt_deconz/data/configuration.yaml b/zigbee2mqtt_deconz/data/configuration.yaml
index dc46016..dde444b 100644
--- a/zigbee2mqtt_deconz/data/configuration.yaml
+++ b/zigbee2mqtt_deconz/data/configuration.yaml
@@ -6,7 +6,7 @@ mqtt:
   user: '!secret user'
   password: '!secret password'
 serial:
-  port: /dev/ttyACM2
+  port: /dev/ttyACM1
 advanced:
   channel: 15
   log_level: info