diff --git a/DATA/SOLAR/ASTEROIDS/ku06_okamura_rock_asteroid_field.ini b/DATA/SOLAR/ASTEROIDS/ku06_okamura_rock_asteroid_field.ini
index 92027a1..f2a285f 100644
--- a/DATA/SOLAR/ASTEROIDS/ku06_okamura_rock_asteroid_field.ini
+++ b/DATA/SOLAR/ASTEROIDS/ku06_okamura_rock_asteroid_field.ini
@@ -17,7 +17,8 @@ flag = Object_density_med
 exclusion = Zone_Ku06_base_exclusion
 exclude_billboards = 1
 exclusion = Zone_Ku06_01_exclusion
-billboard_count = 300
+billboard_count = 400
+empty_cube_frequency = 0.6
 exclusion = Zone_Ku06_to_Ku05_hole
 exclusion = Zone_Ku06_to_Ku04_hole
 exclusion = Zone_Ku06_to_Ku07_hole