diff -r 5d36f450143b -r 8ee2396eecd1 src/pyams_gis/interfaces/configuration.py
--- a/src/pyams_gis/interfaces/configuration.py	Wed Feb 03 12:37:22 2021 +0100
+++ b/src/pyams_gis/interfaces/configuration.py	Wed Feb 03 17:36:05 2021 +0100
@@ -51,6 +51,7 @@
                                    "disabled or if there is only one marker"),
                      min=0,
                      max=18,
+                     default=11,
                      required=False)
 
     initial_bounds = GeoAreaField(title=_("Initial bounds"),