diff --git a/osm/src/main/resources/org/orbisgis/geoclimate/osm/imperviousParams.json b/osm/src/main/resources/org/orbisgis/geoclimate/osm/imperviousParams.json
index 77b3cd2328..ea82eef0e9 100644
--- a/osm/src/main/resources/org/orbisgis/geoclimate/osm/imperviousParams.json
+++ b/osm/src/main/resources/org/orbisgis/geoclimate/osm/imperviousParams.json
@@ -21,7 +21,8 @@
       "railway",
       "construction",
       "industrial",
-      "commercial"
+      "commercial",
+      "retail"
     ],
     "area:aeroway": [
       "runway"