diff --git a/src/packet/messages.rs b/src/packet/messages.rs
index a02bd7a..5dee9e3 100644
--- a/src/packet/messages.rs
+++ b/src/packet/messages.rs
@@ -722,13 +722,23 @@ pub struct PhotonChairMove {
 //    unknown3: u8,
 //}
 
-//#[pso_message(0xB8)]
-//pub struct TechItem {
-    
-//}
+#[pso_message(0xB8)]
+pub struct TekRequest {
+    item_index: u8,
+    _unknown1: u8,
+    _unknown2: u8,
+    _unknown3: u8,
+}
+
+#[pso_message(0xB9)]
+pub struct TekPreview {
+    pub item_bytes: [u8; 12],
+    pub item_id: u32,
+    pub item_bytes2: [u8; 4],
+}
 
 //#[pso_message(0xBA)]
-//pub struct TechWeaponAccept {
+//pub struct TekAccept {
     
 //}
 
@@ -1037,8 +1047,9 @@ pub enum GameMessage {
     PhotonChairMove(PhotonChairMove),
     //ShopRequest(ShopRequest),
     //BuyItem(BuyItem),
-    //TechItem(TechItem),
-    //TechWeaponAccept(TechWeaponAccept),
+    TekRequest(TekRequest),
+    TekPreview(TekPreview),
+    //TekAccept(TekAccept),
     //BankRequest(BankRequest),
     //BankInteraction(BankInteraction),
     //PlayerSoldItem(PlayerSoldItem),
@@ -1199,8 +1210,9 @@ impl PSOPacketData for GameMessage {
             PhotonChairMove::CMD => Ok(GameMessage::PhotonChairMove(PhotonChairMove::from_bytes(&mut cur)?)),
             //ShopRequest::CMD => Ok(GameMessage::ShopRequest(ShopRequest::from_bytes(&mut cur)?)),
             //BuyItem::CMD => Ok(GameMessage::BuyItem(BuyItem::from_bytes(&mut cur)?)),
-            //TechItem::CMD => Ok(GameMessage::TechItem(TechItem::from_bytes(&mut cur)?)),
-            //TechWeaponAccept::CMD => Ok(GameMessage::TechWeaponAccept(TechWeaponAccept::from_bytes(&mut cur)?)),
+            TekRequest::CMD => Ok(GameMessage::TekRequest(TekRequest::from_bytes(&mut cur)?)),
+            TekPreview::CMD => Ok(GameMessage::TekPreview(TekPreview::from_bytes(&mut cur)?)),
+            //TekAccept::CMD => Ok(GameMessage::TekAccept(TekAccept::from_bytes(&mut cur)?)),
             //BankRequest::CMD => Ok(GameMessage::BankRequest(BankRequest::from_bytes(&mut cur)?)),
             //BankInteraction::CMD => Ok(GameMessage::BankInteraction(BankInteraction::from_bytes(&mut cur)?)),
             //PlayerSoldItem::CMD => Ok(GameMessage::PlayerSoldItem(PlayerSoldItem::from_bytes(&mut cur)?)),
@@ -1363,8 +1375,9 @@ impl PSOPacketData for GameMessage {
             GameMessage::PhotonChairMove(data) => data.as_bytes(),
             //GameMessage::ShopRequest(data) => data.as_bytes(),
             //GameMessage::BuyItem(data) => data.as_bytes(),
-            //GameMessage::TechItem(data) => data.as_bytes(),
-            //GameMessage::TechWeaponAccept(data) => data.as_bytes(),
+            GameMessage::TekRequest(data) => data.as_bytes(),
+            GameMessage::TekPreview(data) => data.as_bytes(),
+            // GameMessage::TekAccept(data) => data.as_bytes(),
             //GameMessage::BankRequest(data) => data.as_bytes(),
             //GameMessage::BankInteraction(data) => data.as_bytes(),
             //GameMessage::PlayerSoldItem(data) => data.as_bytes(),