diff --git a/patches/server/0048-InstantBlockUpdater-Reintroduced.patch b/patches/server/0048-InstantBlockUpdater-Reintroduced.patch
new file mode 100644
index 00000000..1fe47165
--- /dev/null
+++ b/patches/server/0048-InstantBlockUpdater-Reintroduced.patch
@@ -0,0 +1,53 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: violetc <58360096+s-yh-china@users.noreply.github.com>
+Date: Tue, 29 Nov 2022 14:54:56 +0800
+Subject: [PATCH] InstantBlockUpdater Reintroduced
+
+
+diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
+index 1070d33c3df23f0ed6073eee2e67680e831e53fc..53a5507692c89dd3584e9d356b802cd03364bf91 100644
+--- a/src/main/java/net/minecraft/world/level/Level.java
++++ b/src/main/java/net/minecraft/world/level/Level.java
+@@ -70,6 +70,7 @@ import net.minecraft.world.level.lighting.LevelLightEngine;
+ import net.minecraft.world.level.material.FluidState;
+ import net.minecraft.world.level.material.Fluids;
+ import net.minecraft.world.level.redstone.CollectingNeighborUpdater;
++import net.minecraft.world.level.redstone.InstantNeighborUpdater;
+ import net.minecraft.world.level.redstone.NeighborUpdater;
+ import net.minecraft.world.level.saveddata.maps.MapItemSavedData;
+ import net.minecraft.world.level.storage.LevelData;
+@@ -318,7 +319,13 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
+         this.thread = Thread.currentThread();
+         this.biomeManager = new BiomeManager(this, i);
+         this.isDebug = flag1;
+-        this.neighborUpdater = new CollectingNeighborUpdater(this, j);
++        // Leaves start - instantBlockUpdaterReintroduced
++        if (top.leavesmc.leaves.LeavesConfig.instantBlockUpdaterReintroduced) {
++            this.neighborUpdater = new InstantNeighborUpdater(this);
++        } else {
++            this.neighborUpdater = new CollectingNeighborUpdater(this, j);
++        }
++        // Leaves end - instantBlockUpdaterReintroduced
+         // CraftBukkit start
+         this.getWorldBorder().world = (ServerLevel) this;
+         // From PlayerList.setPlayerFileData
+diff --git a/src/main/java/top/leavesmc/leaves/LeavesConfig.java b/src/main/java/top/leavesmc/leaves/LeavesConfig.java
+index 3e5855c5eef8038c5af69ef447fe0c2b90c33acb..5d1a6ed87f4139dce18343e4a0d70a8922cab308 100644
+--- a/src/main/java/top/leavesmc/leaves/LeavesConfig.java
++++ b/src/main/java/top/leavesmc/leaves/LeavesConfig.java
+@@ -403,6 +403,15 @@ public final class LeavesConfig {
+         bborProtocol = getBoolean("settings.protocol.bbor-protocol", bborProtocol);
+     }
+ 
++    public static boolean instantBlockUpdaterReintroduced = false;
++    private static boolean instantBlockUpdaterReintroducedLock = false;
++    private static void instantBlockUpdaterReintroduced() {
++        if (!instantBlockUpdaterReintroducedLock) {
++            instantBlockUpdaterReintroduced = getBoolean("settings.modify.instant-block-updater-reintroduced", instantBlockUpdaterReintroduced);
++            instantBlockUpdaterReintroducedLock = true;
++        }
++    }
++
+     public static final class WorldConfig {
+ 
+         public final String worldName;