diff --git a/lib/EventAPI-JS.d.ts b/lib/EventAPI-JS.d.ts
index 5b869f2..f525eaa 100644
--- a/lib/EventAPI-JS.d.ts
+++ b/lib/EventAPI-JS.d.ts
@@ -347,8 +347,8 @@ export namespace Event {
         callback: (event: {
             /** 事件参数 */
             params: {
-                /** 物品 */
-                0: Item,
+                /** 物品实体对象 */
+                0: Entity,
                 /** 生成坐标坐标 */
                 1: FloatPos,
                 /** 生成此物品主人的uniqueId (-1为不存在) */
diff --git a/src/EventAPI.cpp b/src/EventAPI.cpp
index fbdbc3f..f80428b 100644
--- a/src/EventAPI.cpp
+++ b/src/EventAPI.cpp
@@ -117,8 +117,8 @@ void Export_Event_API() {
             case doHash("gmlib::ItemActorSpawnAfterEvent"): {
                 REGISTER_EVENT_LISTEN(
                     GMLIB::Event::EntityEvent::ItemActorSpawnAfterEvent,
-                    (ItemStack * item, std::pair<Vec3, int> position, int64 spawnerUniqueId),
-                    (&event.getItem(),
+                    (Actor * item, std::pair<Vec3, int> position, int64 spawnerUniqueId),
+                    (&event.self(),
                      {event.getPosition(), event.getBlockSource().getDimensionId().id},
                      event.getSpawner().has_value() ? event.getSpawner()->getOrCreateUniqueID().id : -1),
                     ,