From da425fa23d7f6f3e582cddb2a4961798f9eab0c5 Mon Sep 17 00:00:00 2001
From: md_5 <git@md-5.net>
Date: Sat, 12 Jun 2021 08:54:48 +1000
Subject: [PATCH] SPIGOT-6518: Anvils falling onto dripstone can sometimes
 crash server

---
 .../java/org/bukkit/craftbukkit/event/CraftEventFactory.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
index f0c55b3ca..b27f27660 100644
--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
@@ -876,7 +876,7 @@ public class CraftEventFactory {
         } else if (blockDamage != null) {
             DamageCause cause = null;
             Block damager = blockDamage;
-            if (source == DamageSource.CACTUS || source == DamageSource.SWEET_BERRY_BUSH || source == DamageSource.STALAGMITE) {
+            if (source == DamageSource.CACTUS || source == DamageSource.SWEET_BERRY_BUSH || source == DamageSource.STALAGMITE || source == DamageSource.ANVIL) {
                 cause = DamageCause.CONTACT;
             } else if (source == DamageSource.HOT_FLOOR) {
                 cause = DamageCause.HOT_FLOOR;