diff --git a/bin/app/data/config/world.toml b/bin/app/data/config/world.toml
index 0203cd3..10d42d3 100644
--- a/bin/app/data/config/world.toml
+++ b/bin/app/data/config/world.toml
@@ -1,5 +1,5 @@
 [world]
-height_tiles = 40
+height_tiles = 30
 refund_percentage = 100
 deconstruction_time_seconds = 0.1
 starting_building_blocks = 200
@@ -15,7 +15,7 @@ building_blocks_tooltip = "Building blocks are the currency for construction. Sp
 artifact_tooltip = "Artifacts are the key to victory. Earn one by choosing the artifact reward when you destroy a set of enemy defence stations. Collect enough of them to win the game."
 
 [regions]
-asteroid_width_tiles = 60
+asteroid_width_tiles = 40
 player_buffer_width_tiles = 20
 contest_zone_width_tiles = 60
 enemy_buffer_width_tiles = 20