diff --git a/runelite-api/src/main/java/net/runelite/api/events/GameObjectSpawned.java b/runelite-api/src/main/java/net/runelite/api/events/GameObjectSpawned.java
index 78ded8655c..4320fcf797 100644
--- a/runelite-api/src/main/java/net/runelite/api/events/GameObjectSpawned.java
+++ b/runelite-api/src/main/java/net/runelite/api/events/GameObjectSpawned.java
@@ -24,22 +24,22 @@
  */
 package net.runelite.api.events;
 
+import lombok.Value;
 import net.runelite.api.GameObject;
 import net.runelite.api.Tile;
-import lombok.Data;
 
 /**
  * An event where a {@link GameObject} is added to a {@link Tile}.
  */
-@Data
+@Value
 public class GameObjectSpawned implements Event
 {
 	/**
 	 * The affected tile.
 	 */
-	private Tile tile;
+	Tile tile;
 	/**
 	 * The newly spawned game object.
 	 */
-	private GameObject gameObject;
+	GameObject gameObject;
 }
diff --git a/runelite-client/src/main/java/net/runelite/client/util/GameEventManager.java b/runelite-client/src/main/java/net/runelite/client/util/GameEventManager.java
index dd48a2f0f1..bc2ab91b3d 100644
--- a/runelite-client/src/main/java/net/runelite/client/util/GameEventManager.java
+++ b/runelite-client/src/main/java/net/runelite/client/util/GameEventManager.java
@@ -170,9 +170,7 @@ public class GameEventManager
 					.filter(Objects::nonNull)
 					.forEach(object ->
 					{
-						final GameObjectSpawned objectSpawned = new GameObjectSpawned();
-						objectSpawned.setTile(tile);
-						objectSpawned.setGameObject(object);
+						final GameObjectSpawned objectSpawned = new GameObjectSpawned(tile, object);
 						eventBus.post(GameObjectSpawned.class, objectSpawned);
 					});
 
diff --git a/runelite-mixins/src/main/java/net/runelite/mixins/RSTileMixin.java b/runelite-mixins/src/main/java/net/runelite/mixins/RSTileMixin.java
index 05938e95ff..06ff17d4fd 100644
--- a/runelite-mixins/src/main/java/net/runelite/mixins/RSTileMixin.java
+++ b/runelite-mixins/src/main/java/net/runelite/mixins/RSTileMixin.java
@@ -432,9 +432,7 @@ public abstract class RSTileMixin implements RSTile
 
 			logger.trace("Game object spawn: {}", current.getId());
 
-			GameObjectSpawned gameObjectSpawned = new GameObjectSpawned();
-			gameObjectSpawned.setTile(this);
-			gameObjectSpawned.setGameObject(current);
+			GameObjectSpawned gameObjectSpawned = new GameObjectSpawned(this, current);
 			client.getCallbacks().post(GameObjectSpawned.class, gameObjectSpawned);
 		}
 		else