diff --git a/client/src/plugins/environment/systems/voxels/lod.rs b/client/src/plugins/environment/systems/voxels/lod.rs
index f8360c5..95c143e 100644
--- a/client/src/plugins/environment/systems/voxels/lod.rs
+++ b/client/src/plugins/environment/systems/voxels/lod.rs
@@ -34,5 +34,6 @@ pub fn update_chunk_lods(
 
     for key in changed {
         tree.dirty_chunks.insert(key);
+        tree.mark_neighbors_dirty_from_key(key);
     }
 }
diff --git a/client/src/plugins/environment/systems/voxels/octree.rs b/client/src/plugins/environment/systems/voxels/octree.rs
index 69a0f7f..da16ba0 100644
--- a/client/src/plugins/environment/systems/voxels/octree.rs
+++ b/client/src/plugins/environment/systems/voxels/octree.rs
@@ -6,7 +6,7 @@ use bevy::prelude::*;
 use bevy::render::mesh::{Indices, PrimitiveTopology, VertexAttributeValues};
 use bevy::render::render_asset::RenderAssetUsages;
 use crate::plugins::environment::systems::voxels::helper::chunk_key_from_world;
-use crate::plugins::environment::systems::voxels::structure::{DirtyVoxel, OctreeNode, Ray, SparseVoxelOctree, Voxel, AABB, NEIGHBOR_OFFSETS};
+use crate::plugins::environment::systems::voxels::structure::{DirtyVoxel, OctreeNode, Ray, SparseVoxelOctree, Voxel, AABB, NEIGHBOR_OFFSETS, CHUNK_SIZE, ChunkKey};
 
 impl SparseVoxelOctree {
     /// Creates a new octree with the specified max depth, size, and wireframe visibility.
@@ -142,6 +142,21 @@ impl SparseVoxelOctree {
         }
     }
 
+    /// Mark all six neighbor chunks of the given key as dirty if they exist.
+    pub fn mark_neighbors_dirty_from_key(&mut self, key: ChunkKey) {
+        let offsets = [
+            (-1, 0, 0), (1, 0, 0),
+            (0, -1, 0), (0, 1, 0),
+            (0, 0, -1), (0, 0, 1),
+        ];
+        for (dx, dy, dz) in offsets {
+            let neighbor = ChunkKey(key.0 + dx, key.1 + dy, key.2 + dz);
+            if self.occupied_chunks.contains(&neighbor) {
+                self.dirty_chunks.insert(neighbor);
+            }
+        }
+    }
+
     fn remove_recursive(
         node: &mut OctreeNode,
         x: f32,