diff --git a/source/_components/input_datetime.markdown b/source/_components/input_datetime.markdown
index 1ed907e1839..cd425a54737 100644
--- a/source/_components/input_datetime.markdown
+++ b/source/_components/input_datetime.markdown
@@ -95,7 +95,7 @@ The following example shows the usage of the `input_datetime` as a trigger in an
 # Turns on bedroom light at the time specified.
   trigger:
     platform: template
-    value_template: "{{ states('sensor.time') == (states.input_datetime.bedroom_alarm_clock_time.attributes.timestamp | int | timestamp_custom("%H:%M", False)) }}"
+    value_template: "{{ states('sensor.time') == (states.input_datetime.bedroom_alarm_clock_time.attributes.timestamp | int | timestamp_custom('%H:%M', False)) }}"
   action:
     - service: light.turn_on
       entity_id: light.bedroom