diff --git a/.env.example b/.env.example
index bb771540..b22dbce2 100644
--- a/.env.example
+++ b/.env.example
@@ -144,8 +144,8 @@ CKANEXT__DCAT__RDF_PROFILES='euro_dcat_ap_2'
 CKANEXT__SPATIAL__SEARCH_BACKEND=solr-bbox
 CKAN__SPATIAL__SRID=3857
 CKANEXT__SPATIAL__COMMON_MAP__TYPE=custom
-CKANEXT__SPATIAL__COMMON_MAP__CUSTOM__URL=https://rts.larioja.org/mapa-base/rioja/{z}/{x}/{y}.png
-CKANEXT__SPATIAL__COMMON_MAP__ATTRIBUTION='<a href="https://www.scne.es/">SCNE</a>, bajo <a href="http://creativecommons.org/licenses/by/4.0>'
+CKANEXT__SPATIAL__COMMON_MAP__CUSTOM__URL=https://stamen-tiles-{s}.a.ssl.fastly.net/terrain/{z}/{x}/{y}.png
+CKANEXT__SPATIAL__COMMON_MAP__ATTRIBUTION='Map tiles by <a href="http://stamen.com">Stamen Design</a> (<a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a>). Data by <a href="http://openstreetmap.org">OpenStreetMap</a> (<a href="http://creativecommons.org/licenses/by-sa/3.0">CC BY SA</a>)'
 
 # ckanext-geoview
 CKANEXT__GEOVIEW__GEOJSON__MAX_FILE_SIZE=100000000
diff --git a/samples/custom/.env.es.example b/samples/custom/.env.es.example
index 98551169..3d79b4b6 100644
--- a/samples/custom/.env.es.example
+++ b/samples/custom/.env.es.example
@@ -154,6 +154,8 @@ CKANEXT__GEOVIEW__SHP_VIEWER__SRID=3857
 CKANEXT__GEOVIEW__SHP_VIEWER__ENCODING=UTF-8
 
 # ckanext-scheming_dcat
+## CSW Endpoint for spatial metadata
+CKANEXT__SCHEMING_DCAT_GEOMETADATA_BASE_URI=${PYCSW_URL}
 ## Scheming: setup_scheming.sh
 CKANEXT__SCHEMING_DCAT_DATASET_SCHEMA="ckanext.scheming_dcat:schemas/geodcatap_es/geodcatap_es_dataset.yaml"
 CKANEXT__SCHEMING_DCAT_GROUP_SCHEMAS="ckanext.scheming_dcat:schemas/geodcatap_es/geodcatap_es_group.json"