diff --git a/src/world/tiles/tilemap_chunk.rs b/src/world/tiles/tilemap_chunk.rs
index 3fc4159..b9ce5a1 100644
--- a/src/world/tiles/tilemap_chunk.rs
+++ b/src/world/tiles/tilemap_chunk.rs
@@ -447,7 +447,7 @@ pub fn on_camera_z_changed(
 
     let now = Instant::now();
 
-    let z_min = (new_camera_z.min(old_camera_z) - 8).max(0);
+    let z_min = new_camera_z.min(old_camera_z) - 8;
     let z_max = new_camera_z.max(old_camera_z);
 
     let mut new_keys: Vec<ChunkLayerKey> = Vec::new();