diff --git a/CraftBukkit-Patches/0086-Revert-Check-pending-blocks-before-falling-back-to-w.patch b/CraftBukkit-Patches/0086-Revert-Check-pending-blocks-before-falling-back-to-w.patch
new file mode 100644
index 0000000000..ea4ad399f7
--- /dev/null
+++ b/CraftBukkit-Patches/0086-Revert-Check-pending-blocks-before-falling-back-to-w.patch
@@ -0,0 +1,50 @@
+From 8f76f3c29c592374285a236359c113f952780a2c Mon Sep 17 00:00:00 2001
+From: md_5 <git@md-5.net>
+Date: Mon, 23 Dec 2013 20:19:13 +1100
+Subject: [PATCH] Revert "Check pending blocks before falling back to world.
+ Fixes BUKKIT-5122"
+
+This reverts commit 2d00e467b3a06b5c29ff88cbd1317488ee8eb3ce.
+
+diff --git a/src/main/java/org/bukkit/craftbukkit/util/StructureGrowDelegate.java b/src/main/java/org/bukkit/craftbukkit/util/StructureGrowDelegate.java
+index bb6a579..6566b9e 100644
+--- a/src/main/java/org/bukkit/craftbukkit/util/StructureGrowDelegate.java
++++ b/src/main/java/org/bukkit/craftbukkit/util/StructureGrowDelegate.java
+@@ -3,8 +3,6 @@ package org.bukkit.craftbukkit.util;
+ import java.util.ArrayList;
+ import java.util.List;
+ 
+-import net.minecraft.server.Block;
+-import net.minecraft.server.Blocks;
+ import net.minecraft.server.World;
+ 
+ import org.bukkit.BlockChangeDelegate;
+@@ -41,12 +39,6 @@ public class StructureGrowDelegate implements BlockChangeDelegate {
+     }
+ 
+     public int getTypeId(int x, int y, int z) {
+-        for (BlockState state : blocks) {
+-            if (state.getX() == x && state.getY() == y && state.getZ() == z) {
+-                return state.getTypeId();
+-            }
+-        }
+-
+         return world.getBlockTypeIdAt(x, y, z);
+     }
+ 
+@@ -59,12 +51,6 @@ public class StructureGrowDelegate implements BlockChangeDelegate {
+     }
+ 
+     public boolean isEmpty(int x, int y, int z) {
+-        for (BlockState state : blocks) {
+-            if (state.getX() == x && state.getY() == y && state.getZ() == z) {
+-                return Block.e(state.getTypeId()) == Blocks.AIR;
+-            }
+-        }
+-
+         return world.getBlockAt(x, y, z).isEmpty();
+     }
+ }
+-- 
+1.8.3.2
+