diff --git a/paper-server/nms-patches/net/minecraft/world/level/block/entity/trialspawner/TrialSpawner.patch b/paper-server/nms-patches/net/minecraft/world/level/block/entity/trialspawner/TrialSpawner.patch
new file mode 100644
index 0000000000..82527bb9c6
--- /dev/null
+++ b/paper-server/nms-patches/net/minecraft/world/level/block/entity/trialspawner/TrialSpawner.patch
@@ -0,0 +1,18 @@
+--- a/net/minecraft/world/level/block/entity/trialspawner/TrialSpawner.java
++++ b/net/minecraft/world/level/block/entity/trialspawner/TrialSpawner.java
+@@ -219,13 +219,13 @@
+                                 }
+ 
+                                 entityinsentient.setPersistenceRequired();
+-                                Optional optional1 = mobspawnerdata.getEquipment();
++                                Optional<net.minecraft.world.entity.EquipmentTable> optional1 = mobspawnerdata.getEquipment(); // CraftBukkit - decompile error
+ 
+                                 Objects.requireNonNull(entityinsentient);
+                                 optional1.ifPresent(entityinsentient::equip);
+                             }
+ 
+-                            if (!worldserver.tryAddFreshEntityWithPassengers(entity)) {
++                            if (!worldserver.tryAddFreshEntityWithPassengers(entity, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.TRIAL_SPAWNER)) { // CraftBukkit
+                                 return Optional.empty();
+                             } else {
+                                 TrialSpawner.a trialspawner_a = this.isOminous ? TrialSpawner.a.OMINOUS : TrialSpawner.a.NORMAL;