diff --git a/source/components/sun.markdown b/source/components/sun.markdown
index 5269071a927..f793ea113bc 100644
--- a/source/components/sun.markdown
+++ b/source/components/sun.markdown
@@ -19,8 +19,11 @@ homeassistant:
   longitude: -117.22743
 
 sun:
+  elevation: 123
 ```
 
+`elevation` is optional. If not given, it will be queried from Google Maps using the specified location.
+
 <p class='img'>
 <img src='{{site_root}}/images/screenshots/more-info-dialog-sun.png' />
 </p>