diff --git a/source/_integrations/template.markdown b/source/_integrations/template.markdown
index 7915acbdaba..28d844f0d9e 100644
--- a/source/_integrations/template.markdown
+++ b/source/_integrations/template.markdown
@@ -147,6 +147,11 @@ sensor:
       required: false
       type: string
       default: None
+    last_reset:
+      description: "Defines a template that describes when the state of the sensor was last reset. Must render to a valid `datetime`. Only available when `state_class` is set to `total`"
+      required: false
+      type: template
+      default: None
 binary_sensor:
   description: List of binary sensors
   required: true