diff --git a/src/ship/items/manager.rs b/src/ship/items/manager.rs
index 07c4005..9bb4970 100644
--- a/src/ship/items/manager.rs
+++ b/src/ship/items/manager.rs
@@ -499,6 +499,7 @@ impl ItemManager {
         let consumed_item = used_item.consume(amount)?;
         
         if let ItemDetail::TechniqueDisk(tech_disk) = consumed_item.item() {
+            // TODO: validate tech level in packet is in bounds [1..30]
             character.techs.set_tech(tech_disk.tech, TechLevel(tech_disk.level as u8));
             entity_gateway.save_character(character).await?;
         };