diff --git a/src/main/java/com/volmit/iris/engine/framework/Engine.java b/src/main/java/com/volmit/iris/engine/framework/Engine.java
index 65345080f..8abeaa8f1 100644
--- a/src/main/java/com/volmit/iris/engine/framework/Engine.java
+++ b/src/main/java/com/volmit/iris/engine/framework/Engine.java
@@ -52,6 +52,7 @@ import com.volmit.iris.util.mantle.MantleFlag;
 import com.volmit.iris.util.math.BlockPosition;
 import com.volmit.iris.util.math.M;
 import com.volmit.iris.util.math.RNG;
+import com.volmit.iris.util.matter.slices.UpdateMatter;
 import com.volmit.iris.util.parallel.BurstExecutor;
 import com.volmit.iris.util.parallel.MultiBurst;
 import com.volmit.iris.util.scheduling.ChronoLatch;
@@ -243,8 +244,8 @@ public interface Engine extends DataProvider, Fallible, LootProvider, BlockUpdat
     default void updateChunk(Chunk c) {
         getMantle().getMantle().raiseFlag(c.getX(), c.getZ(), MantleFlag.UPDATE, () -> J.s(() -> {
             PrecisionStopwatch p = PrecisionStopwatch.start();
-            getMantle().getMantle().iterateChunk(c.getX(), c.getZ(), Boolean.class, (x, y, z, v) -> {
-                if (v != null && v) {
+            getMantle().getMantle().iterateChunk(c.getX(), c.getZ(), UpdateMatter.MatterUpdate.class, (x, y, z, v) -> {
+                if (v != null && v.isUpdate()) {
                     int vx = x & 15;
                     int vz = z & 15;
                     update(x, y, z, c, new RNG(Cache.key(c.getX(), c.getZ())));
diff --git a/src/main/java/com/volmit/iris/util/matter/slices/UpdateMatter.java b/src/main/java/com/volmit/iris/util/matter/slices/UpdateMatter.java
new file mode 100644
index 000000000..585f1641d
--- /dev/null
+++ b/src/main/java/com/volmit/iris/util/matter/slices/UpdateMatter.java
@@ -0,0 +1,57 @@
+/*
+ * Iris is a World Generator for Minecraft Bukkit Servers
+ * Copyright (c) 2021 Arcane Arts (Volmit Software)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.volmit.iris.util.matter.slices;
+
+import com.volmit.iris.util.matter.Sliced;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.IOException;
+
+@Sliced
+public class UpdateMatter extends RawMatter<UpdateMatter.MatterUpdate> {
+    public static final MatterUpdate ON = new MatterUpdate(true);
+    public static final MatterUpdate OFF = new MatterUpdate(false);
+
+    public UpdateMatter() {
+        this(1, 1, 1);
+    }
+
+    public UpdateMatter(int width, int height, int depth) {
+        super(width, height, depth, MatterUpdate.class);
+    }
+
+    @Override
+    public void writeNode(MatterUpdate b, DataOutputStream dos) throws IOException {
+        dos.writeBoolean(b.update);
+    }
+
+    @Override
+    public MatterUpdate readNode(DataInputStream din) throws IOException {
+        return din.readBoolean() ? ON : OFF;
+    }
+
+    @Data
+    @AllArgsConstructor
+    public static class MatterUpdate {
+        private final boolean update;
+    }
+}