diff --git a/docs/sources/panels-visualizations/visualizations/geomap/index.md b/docs/sources/panels-visualizations/visualizations/geomap/index.md
index 62a8e75adff..63fb54f221a 100644
--- a/docs/sources/panels-visualizations/visualizations/geomap/index.md
+++ b/docs/sources/panels-visualizations/visualizations/geomap/index.md
@@ -338,6 +338,13 @@ The Night / Day layer displays night and day regions based on the current time r
 
 {{< figure src="/static/img/docs/geomap-panel/geomap-day-night-9-1-0.png" max-width="1200px" caption="Geomap panel Night / Day" >}}
 
+To enable the Night / Day layer, set `enable_alpha` to `true` in your configuration file:
+
+```
+[panels]
+enable_alpha = true
+```
+
 ### Options
 
 - **Show** toggles time source from panel time range
@@ -357,6 +364,13 @@ The Photos layer renders a photo at each data point.
 
 {{< figure src="/static/img/docs/geomap-panel/geomap-photos-9-3-0.png" max-width="1200px" caption="Geomap panel Photos" >}}
 
+To enable the Photos layer, set `enable_alpha` to `true` in your configuration file:
+
+```
+[panels]
+enable_alpha = true
+```
+
 ### Options
 
 - **Image Source Field** select a string field containing image data in either of the following formats