diff --git a/html/dbloader.js b/html/dbloader.js
index 40896ce..ef9b0e4 100644
--- a/html/dbloader.js
+++ b/html/dbloader.js
@@ -73,7 +73,7 @@ function request_from_db(icao, level, defer) {
 
 function getIcaoAircraftTypeData(aircraftData, defer) {
 	if (_aircraft_type_cache === null) {
-		$.getJSON(databaseFolder + "/icao_aircraft_types.json")
+		$.getJSON(databaseFolder + "/icao_aircraft_types.js")
 			.done(function(typeLookupData) {
 				_aircraft_type_cache = typeLookupData;
 			})
diff --git a/html/script.js b/html/script.js
index 01df1a8..fd6bb1d 100644
--- a/html/script.js
+++ b/html/script.js
@@ -564,11 +564,11 @@ function initialize() {
         // Wait for history item downloads and append them to the buffer
         push_history();
         // this will be needed later
-        $.getJSON(databaseFolder + "/icao_aircraft_types.json")
+        $.getJSON(databaseFolder + "/icao_aircraft_types.js")
             .done(function(typeLookupData) {
                 _aircraft_type_cache = typeLookupData;
             })
-        $.getJSON(databaseFolder + "/airport-coords.json")
+        $.getJSON(databaseFolder + "/airport-coords.js")
             .done(function(data) {
                 _airport_coords_cache = data;
                 const search = new URLSearchParams(window.location.search);