diff --git a/lib/src/deserializers.dart b/lib/src/deserializers.dart
index bead082..e828d85 100644
--- a/lib/src/deserializers.dart
+++ b/lib/src/deserializers.dart
@@ -124,7 +124,8 @@ List<GeoPoint> _getGeoPoints(List<dynamic> coordsList) {
   for (final coord in coordsList) {
     final geoPoint = GeoPoint(
         latitude: double.parse(coord[1].toString()),
-        longitude: double.parse(coord[0].toString()));
+        longitude: double.parse(coord[0].toString()),
+        altitude: coord.length >= 3 ? double.parse(coord[2].toString()) : null);
     geoPoints.add(geoPoint);
   }
   return geoPoints;