diff --git a/lib/spatial_features/models/feature.rb b/lib/spatial_features/models/feature.rb
index <HASH>..<HASH> 100644
--- a/lib/spatial_features/models/feature.rb
+++ b/lib/spatial_features/models/feature.rb
@@ -45,7 +45,7 @@ class Feature < ActiveRecord::Base
   end
 
   def self.cache_derivatives(options = {})
-    options.reverse_merge! :lowres_simplification => 0.0001, :lowres_precision => 5
+    options.reverse_merge! :lowres_simplification => 0.00001, :lowres_precision => 5
 
     update_all("area        = ST_Area(geog),
                 geom        = ST_Transform(geog::geometry, 26910),
diff --git a/lib/spatial_features/version.rb b/lib/spatial_features/version.rb
index <HASH>..<HASH> 100644
--- a/lib/spatial_features/version.rb
+++ b/lib/spatial_features/version.rb
@@ -1,3 +1,3 @@
 module SpatialFeatures
-  VERSION = "1.4.5"
+  VERSION = "1.4.6"
 end
Decrease default simplification tolerance.

It was oversimplifying some shapes that it shouldn't have.