diff --git a/voxel_map.cpp b/voxel_map.cpp
index f49a1c46..c523b793 100644
--- a/voxel_map.cpp
+++ b/voxel_map.cpp
@@ -120,6 +120,7 @@ void VoxelMap::get_buffer_copy(Vector3i min_pos, VoxelBuffer &dst_buffer, unsign
 
 	Vector3i min_block_pos = voxel_to_block(min_pos);
 	Vector3i max_block_pos = voxel_to_block(max_pos - Vector3i(1, 1, 1)) + Vector3i(1, 1, 1);
+	// TODO Why is this function limited by this check?
 	ERR_FAIL_COND((max_block_pos - min_block_pos) != Vector3i(3, 3, 3));
 
 	const Vector3i block_size_v(_block_size, _block_size, _block_size);
@@ -148,7 +149,8 @@ void VoxelMap::get_buffer_copy(Vector3i min_pos, VoxelBuffer &dst_buffer, unsign
 						dst_buffer.fill_area(
 								_default_voxel[channel],
 								offset - min_pos,
-								offset - min_pos + block_size_v);
+								offset - min_pos + block_size_v,
+								channel);
 					}
 				}
 			}