diff --git a/src/main/kotlin/it/unibo/alchemist/boundary/fxui/maps/CustomLeafletMapView.kt b/src/main/kotlin/it/unibo/alchemist/boundary/fxui/maps/CustomLeafletMapView.kt
index 5067a17..b702fe9 100644
--- a/src/main/kotlin/it/unibo/alchemist/boundary/fxui/maps/CustomLeafletMapView.kt
+++ b/src/main/kotlin/it/unibo/alchemist/boundary/fxui/maps/CustomLeafletMapView.kt
@@ -20,6 +20,9 @@ import java.awt.Point
  */
 class CustomLeafletMapView : LeafletMapView() {
 
+    /**
+     * Container of constants.
+     */
     companion object {
         /**
          * The maximum zoom level.