diff --git a/lib/model/location.dart b/lib/model/location.dart
index 55c726d..e247aea 100644
--- a/lib/model/location.dart
+++ b/lib/model/location.dart
@@ -14,6 +14,6 @@ class Location {
   }
 
   Map<String, dynamic> toJson() {
-    return {'address': address, 'coordinates': coordinates};
+    return {'address': address, 'coordinates': coordinates.toJson()};
   }
 }