diff --git a/src/DumperPluginManager.php b/src/DumperPluginManager.php
index 4b1aed3dcaa74c3e6000aad2cbcbc1bd7a5d93e5..2314a315e1cebf7c5681c8a95b64963f1fb8ce18 100644
--- a/src/DumperPluginManager.php
+++ b/src/DumperPluginManager.php
@@ -82,7 +82,7 @@ class DumperPluginManager extends GeocoderPluginManagerBase {
     // Define an administrative_area line1 from adminLevels name, if existing.
     $administrative_area = '';
     if (!empty($geojson_array['properties']['adminLevels'])) {
-      $administrative_area = array_shift($geojson_array['properties']['adminLevels'])['name'];
+      $administrative_area = array_shift($geojson_array['properties']['adminLevels'])['code'];
     }
 
     // Define the address line1, adding a street number to it, if existing.