diff --git a/layers/park/mapping.yaml b/layers/park/mapping.yaml
index 777a438..26e5907 100644
--- a/layers/park/mapping.yaml
+++ b/layers/park/mapping.yaml
@@ -3,31 +3,31 @@ generalized_tables:
   park_polygon_gen8:
     source: park_polygon_gen6
     sql_filter: area>power(ZRES5,2)
-    tolerance: ZRES6
+    tolerance: ZRES8
 
   # etldoc: imposm3 -> osm_park_polygon_gen7
   park_polygon_gen7:
     source: park_polygon_gen6
     sql_filter: area>power(ZRES6,2)
-    tolerance: ZRES7
+    tolerance: ZRES8
 
   # etldoc: imposm3 -> osm_park_polygon_gen6
   park_polygon_gen6:
     source: park_polygon_gen5
     sql_filter: area>power(ZRES7,2)
-    tolerance: ZRES8
+    tolerance: ZRES9
 
   # etldoc: imposm3 -> osm_park_polygon_gen5
   park_polygon_gen5:
     source: park_polygon_gen4
     sql_filter: area>power(ZRES8,2)
-    tolerance: ZRES9
+    tolerance: ZRES10
 
   # etldoc: imposm3 -> osm_park_polygon_gen4
   park_polygon_gen4:
     source: park_polygon_gen3
     sql_filter: area>power(ZRES9,2)
-    tolerance: ZRES10
+    tolerance: ZRES11
 
   # etldoc: imposm3 -> osm_park_polygon_gen3
   park_polygon_gen3: