diff --git a/data/core.yaml b/data/core.yaml
index 5d68d0340..eaa11519b 100644
--- a/data/core.yaml
+++ b/data/core.yaml
@@ -525,7 +525,7 @@ en:
         placeholder: Enter a url template
     custom_data:
       tooltip: Edit custom data layer
-      header: Custom Data Settings
+      header: Custom Map Data Settings
       file:
         instructions: "Choose a local data file. Supported types are:\n   .gpx, .kml, .geojson/.json, .pbf, .mvt"
         label: "Browse files"