diff --git a/src/packet/messages.rs b/src/packet/messages.rs
index 8a9506f..9337a16 100644
--- a/src/packet/messages.rs
+++ b/src/packet/messages.rs
@@ -428,19 +428,20 @@ pub struct PickupItem  {
     unknown: [u8; 3],
 }
 
-//#[pso_message(0x5D)]
-//pub struct SplittingStack {
-//    area: u16,
-//    unknown1: u16,
-//    x: f32,
-//    z: f32,
-//    item_data: u32,
-//    item_data2: u32,
-//    item_data3: u32,
-//    split_item_id: [u8; 9],
-//    item_data4: u32,
-//    unknown2: u32,
-//}
+// this name may be a bit incorrect, it differs from ItemDrop only in that
+// it does not have a y as DropCoordinates only specifies an xz
+#[pso_message(0x5D)]
+pub struct DropSplitStack {
+    pub map_area: u8,
+    pub variety: u8,
+    pub unknown1: u16,
+    pub x: f32,
+    pub z: f32,
+    pub item_bytes: [u8; 12],
+    pub item_id: u32,
+    pub item_bytes2: [u8; 4],
+    pub unknown2: u32,
+}
 
 
 //#[pso_message(0x5E)]
@@ -981,7 +982,7 @@ pub enum GameMessage {
     LobbyEmote(LobbyEmote),
     RemoveItemFromFloor(RemoveItemFromFloor),
     PickupItem(PickupItem),
-    //SplittingStack(SplittingStack),
+    DropSplitStack(DropSplitStack),
     //BuyFromShop(BuyFromShop),
     ItemDrop(ItemDrop),
     RequestItem(RequestItem),
@@ -1143,7 +1144,7 @@ impl PSOPacketData for GameMessage {
             LobbyEmote::CMD => Ok(GameMessage::LobbyEmote(LobbyEmote::from_bytes(&mut cur)?)),
             RemoveItemFromFloor::CMD => Ok(GameMessage::RemoveItemFromFloor(RemoveItemFromFloor::from_bytes(&mut cur)?)),
             PickupItem::CMD => Ok(GameMessage::PickupItem(PickupItem::from_bytes(&mut cur)?)),
-            //SplittingStack::CMD => Ok(GameMessage::SplittingStack(SplittingStack::from_bytes(&mut cur)?)),
+            DropSplitStack::CMD => Ok(GameMessage::DropSplitStack(DropSplitStack::from_bytes(&mut cur)?)),
             //BuyFromShop::CMD => Ok(GameMessage::BuyFromShop(BuyFromShop::from_bytes(&mut cur)?)),
             ItemDrop::CMD => Ok(GameMessage::ItemDrop(ItemDrop::from_bytes(&mut cur)?)),
             RequestItem::CMD => Ok(GameMessage::RequestItem(RequestItem::from_bytes(&mut cur)?)),
@@ -1307,7 +1308,7 @@ impl PSOPacketData for GameMessage {
             GameMessage::LobbyEmote(data) => data.as_bytes(),
             GameMessage::RemoveItemFromFloor(data) => data.as_bytes(),
             GameMessage::PickupItem(data) => data.as_bytes(),
-            //GameMessage::SplittingStack(data) => data.as_bytes(),
+            GameMessage::DropSplitStack(data) => data.as_bytes(),
             //GameMessage::BuyFromShop(data) => data.as_bytes(),
             GameMessage::ItemDrop(data) => data.as_bytes(),
             GameMessage::RequestItem(data) => data.as_bytes(),