diff --git a/lib/src/web/interop/interop.dart b/lib/src/web/interop/interop.dart
index b5b373f9..b3256af3 100644
--- a/lib/src/web/interop/interop.dart
+++ b/lib/src/web/interop/interop.dart
@@ -6,10 +6,10 @@ import 'dart:js_interop';
 import 'package:maplibre/maplibre.dart';
 import 'package:web/web.dart';
 
-part 'annotations.dart';
 part 'camera.dart';
 part 'controls.dart';
 part 'events.dart';
+part 'marker.dart';
 part 'map.dart';
 
 /// A simple x/y [Point] class for JavaScript.
@@ -22,3 +22,40 @@ extension type Point._(JSObject _) implements JSObject {
   external num x;
   external num y;
 }
+
+/// A coordinate object
+@anonymous
+@JS()
+extension type LngLat._(JSObject _) implements JSObject {
+  /// Create a new [LngLat] coordinates object.
+  external factory LngLat({
+    required num lng,
+    required num lat,
+  });
+
+  /// Create a new JS [LngLat] object from a [Position].
+  factory LngLat.fromPosition(Position p) => LngLat(lng: p.lng, lat: p.lat);
+
+  external num lng;
+  external num lat;
+
+  /// Convert the JS [LngLat] object to a dart [Position] object.
+  Position toPosition() => Position(lng, lat);
+}
+
+/// A [LngLatBounds] object represents a geographical bounding box,
+/// defined by its southwest and northeast points in longitude and latitude.
+@JS()
+extension type LngLatBounds._(JSObject _) implements JSObject {
+  /// Returns the west edge of the bounding box.
+  external num getWest();
+
+  /// Returns the south edge of the bounding box.
+  external num getSouth();
+
+  /// Returns the east edge of the bounding box.
+  external num getEast();
+
+  /// Returns the north edge of the bounding box.
+  external num getNorth();
+}
\ No newline at end of file
diff --git a/lib/src/web/interop/map.dart b/lib/src/web/interop/map.dart
index d382bd45..6e16d5f5 100644
--- a/lib/src/web/interop/map.dart
+++ b/lib/src/web/interop/map.dart
@@ -79,43 +79,6 @@ extension type MapOptions._(JSObject _) implements JSObject {
   });
 }
 
-/// A coordinate object
-@anonymous
-@JS()
-extension type LngLat._(JSObject _) implements JSObject {
-  /// Create a new [LngLat] coordinates object.
-  external factory LngLat({
-    required num lng,
-    required num lat,
-  });
-
-  /// Create a new JS [LngLat] object from a [Position].
-  factory LngLat.fromPosition(Position p) => LngLat(lng: p.lng, lat: p.lat);
-
-  external num lng;
-  external num lat;
-
-  /// Convert the JS [LngLat] object to a dart [Position] object.
-  Position toPosition() => Position(lng, lat);
-}
-
-/// A [LngLatBounds] object represents a geographical bounding box,
-/// defined by its southwest and northeast points in longitude and latitude.
-@JS()
-extension type LngLatBounds._(JSObject _) implements JSObject {
-  /// Returns the west edge of the bounding box.
-  external num getWest();
-
-  /// Returns the south edge of the bounding box.
-  external num getSouth();
-
-  /// Returns the east edge of the bounding box.
-  external num getEast();
-
-  /// Returns the north edge of the bounding box.
-  external num getNorth();
-}
-
 /// Options to specify the map bounds.
 @anonymous
 @JS()
diff --git a/lib/src/web/interop/annotations.dart b/lib/src/web/interop/marker.dart
similarity index 92%
rename from lib/src/web/interop/annotations.dart
rename to lib/src/web/interop/marker.dart
index 1e292525..6a511a1b 100644
--- a/lib/src/web/interop/annotations.dart
+++ b/lib/src/web/interop/marker.dart
@@ -2,7 +2,7 @@ part of 'interop.dart';
 
 /// https://maplibre.org/maplibre-gl-js/docs/API/classes/Marker/
 @JS()
-extension type Marker._(IControl _) implements IControl {
+extension type Marker._(JSObject _) implements JSObject {
   /// Create a new JS [Marker] object.
   external Marker([MarkerOptions? options]);