diff --git a/src/packet/messages.rs b/src/packet/messages.rs
index 9507cde..a02bd7a 100644
--- a/src/packet/messages.rs
+++ b/src/packet/messages.rs
@@ -187,7 +187,7 @@ pub struct PlayerFeedMag {
 #[pso_message(0x29)]
 pub struct PlayerSplitItemStack {
     item_id: u32,
-    amount: u16,
+    amount: u32,
 }
 
 #[pso_message(0x2A)]