diff --git a/src/components/space/carto/Map.js b/src/components/space/carto/Map.js
index 864b1bd..3e7e0e5 100644
--- a/src/components/space/carto/Map.js
+++ b/src/components/space/carto/Map.js
@@ -26,6 +26,7 @@ import {
 } from "../../../common/utilities";
 
 // NB: important constants for map, TODO: make statics
+// Note: Base map is OpenStreetMaps by default
 const supportedMapboxMap = ["streets", "satellite"];
 const defaultToken = "your_token";