diff --git a/umap/static/umap/js/modules/umap.js b/umap/static/umap/js/modules/umap.js
index 46d4c56f..279ac6ed 100644
--- a/umap/static/umap/js/modules/umap.js
+++ b/umap/static/umap/js/modules/umap.js
@@ -1192,7 +1192,7 @@ export default class Umap extends ServerStored {
   geometry() {
     /* Return a GeoJSON geometry Object */
     const latlng = this._leafletMap.latLng(
-      this._leafletMap.options.center || this._leafletMap.getCenter()
+      this.properties.center || this._leafletMap.getCenter()
     )
     return {
       type: 'Point',
@@ -1670,8 +1670,8 @@ export default class Umap extends ServerStored {
   }
 
   _setCenterAndZoom() {
-    this._leafletMap.options.center = this._leafletMap.getCenter()
-    this._leafletMap.options.zoom = this._leafletMap.getZoom()
+    this.properties.center = this._leafletMap.getCenter()
+    this.properties.zoom = this._leafletMap.getZoom()
     this.isDirty = true
     this._defaultExtent = false
   }