diff --git a/source/_integrations/serial.markdown b/source/_integrations/serial.markdown
index 8deca5a02ad..1a2f3461ed2 100644
--- a/source/_integrations/serial.markdown
+++ b/source/_integrations/serial.markdown
@@ -139,20 +139,17 @@ sensor:
     serial_port: /dev/ttyUSB0
     baudrate: 9600
 
-  - platform: template
-    sensors:
-      my_temperature_sensor:
-        friendly_name: Temperature
-        unit_of_measurement: "°C"
-        value_template: "{{ states('sensor.serial_sensor').split(',')[1] | float }}"
-      my_humidity_sensor:
-        friendly_name: Humidity
-        unit_of_measurement: "%"
-        value_template: "{{ states('sensor.serial_sensor').split(',')[2] | float }}"
-      my_barometer:
-        friendly_name: Barometer
-        unit_of_measurement: "mbar"
-        value_template: "{{ states('sensor.serial_sensor').split(',')[4] | float }}"
+template:
+  sensor:
+    - name: Temperature
+      unit_of_measurement: "°C"
+      state: "{{ states('sensor.serial_sensor').split(',')[1] | float(default=0) }}"
+    - name: Humidity
+      unit_of_measurement: "%"
+      state: "{{ states('sensor.serial_sensor').split(',')[2] | float(default=0) }}"
+    - name: Barometer
+      unit_of_measurement: "mbar"
+      state: "{{ states('sensor.serial_sensor').split(',')[4] | float(default=0) }}"
 ```
 
 {% endraw %}