diff --git a/src/main/webapp/js/map/control/geosearchProvider/osm.js b/src/main/webapp/js/map/control/geosearchProvider/osm.js
index a0fdcc103b3ce71b81433676f27d45c7fe21da54..6b046733683d334bc828b1bde9949e579f3ddd5f 100644
--- a/src/main/webapp/js/map/control/geosearchProvider/osm.js
+++ b/src/main/webapp/js/map/control/geosearchProvider/osm.js
@@ -4,6 +4,8 @@
  * @see https://github.com/smeijer/leaflet.control.geosearch
  */
 define(['leaflet'], function(L) {
+	L.Geosearch = {};
+	L.Geosearch.Provider = {};
 	L.Geosearch.ReverseResult = function (lon, lat, address, displayName) {
 		this.lon = lon;
 		this.lat = lat;