diff --git a/fichero_printer/config.yaml b/fichero_printer/config.yaml
index cb7612c..1e3f66c 100644
--- a/fichero_printer/config.yaml
+++ b/fichero_printer/config.yaml
@@ -13,10 +13,6 @@ devices:
   - /dev/ttyACM0
 environment:
   DBUS_SYSTEM_BUS_ADDRESS: "unix:path=/host/run/dbus/system_bus_socket"
-  FICHERO_PORT: "8765"
-  FICHERO_ADDR: ""
-  FICHERO_TRANSPORT: "ble"
-  FICHERO_CHANNEL: "1"
 options:
   port: 8765
   address: ""