diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/cargo/AbstractCargoNode.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/cargo/AbstractCargoNode.java
index e1d43bfc0..478d71bff 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/cargo/AbstractCargoNode.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/cargo/AbstractCargoNode.java
@@ -1,5 +1,9 @@
 package io.github.thebusybiscuit.slimefun4.implementation.items.cargo;
 
+import javax.annotation.Nonnull;
+import javax.annotation.ParametersAreNonnullByDefault;
+
+import org.bukkit.Location;
 import org.bukkit.block.Block;
 import org.bukkit.entity.Player;
 import org.bukkit.event.block.BlockPlaceEvent;
@@ -9,6 +13,7 @@ import io.github.thebusybiscuit.cscorelib2.item.CustomItem;
 import io.github.thebusybiscuit.cscorelib2.protection.ProtectableAction;
 import io.github.thebusybiscuit.slimefun4.core.handlers.BlockPlaceHandler;
 import io.github.thebusybiscuit.slimefun4.implementation.SlimefunPlugin;
+import io.github.thebusybiscuit.slimefun4.implementation.items.SimpleSlimefunItem;
 import io.github.thebusybiscuit.slimefun4.utils.ChatUtils;
 import io.github.thebusybiscuit.slimefun4.utils.ChestMenuUtils;
 import io.github.thebusybiscuit.slimefun4.utils.ColoredMaterials;
@@ -16,7 +21,6 @@ import io.github.thebusybiscuit.slimefun4.utils.HeadTexture;
 import io.github.thebusybiscuit.slimefun4.utils.NumberUtils;
 import me.mrCookieSlime.Slimefun.Lists.RecipeType;
 import me.mrCookieSlime.Slimefun.Objects.Category;
-import me.mrCookieSlime.Slimefun.Objects.SlimefunItem.SlimefunItem;
 import me.mrCookieSlime.Slimefun.api.BlockStorage;
 import me.mrCookieSlime.Slimefun.api.SlimefunItemStack;
 import me.mrCookieSlime.Slimefun.api.inventory.BlockMenu;
@@ -29,28 +33,14 @@ import me.mrCookieSlime.Slimefun.api.item_transport.ItemTransportFlow;
  * @author TheBusyBiscuit
  *
  */
-abstract class AbstractCargoNode extends SlimefunItem {
+abstract class AbstractCargoNode extends SimpleSlimefunItem<BlockPlaceHandler> {
 
     protected static final String FREQUENCY = "frequency";
 
+    @ParametersAreNonnullByDefault
     public AbstractCargoNode(Category category, SlimefunItemStack item, RecipeType recipeType, ItemStack[] recipe, ItemStack recipeOutput) {
         super(category, item, recipeType, recipe, recipeOutput);
 
-        addItemHandler(new BlockPlaceHandler(false) {
-
-            @Override
-            public void onPlayerPlace(BlockPlaceEvent e) {
-                Block b = e.getBlock();
-
-                // The owner and frequency are required by every node
-                BlockStorage.addBlockInfo(b, "owner", e.getPlayer().getUniqueId().toString());
-                BlockStorage.addBlockInfo(b, FREQUENCY, "0");
-
-                onPlace(e);
-            }
-
-        });
-
         new BlockMenuPreset(getId(), ChatUtils.removeColorCodes(item.getItemMeta().getDisplayName())) {
 
             @Override
@@ -60,6 +50,7 @@ abstract class AbstractCargoNode extends SlimefunItem {
 
             @Override
             public void newInstance(BlockMenu menu, Block b) {
+                menu.addMenuCloseHandler(p -> markDirty(b.getLocation()));
                 updateBlockMenu(menu, b);
             }
 
@@ -75,6 +66,25 @@ abstract class AbstractCargoNode extends SlimefunItem {
         };
     }
 
+    @Override
+    public BlockPlaceHandler getItemHandler() {
+        return new BlockPlaceHandler(false) {
+
+            @Override
+            public void onPlayerPlace(BlockPlaceEvent e) {
+                Block b = e.getBlock();
+
+                // The owner and frequency are required by every node
+                BlockStorage.addBlockInfo(b, "owner", e.getPlayer().getUniqueId().toString());
+                BlockStorage.addBlockInfo(b, FREQUENCY, "0");
+
+                onPlace(e);
+            }
+
+        };
+    }
+
+    @ParametersAreNonnullByDefault
     protected void addChannelSelector(Block b, BlockMenu menu, int slotPrev, int slotCurrent, int slotNext) {
         boolean isChestTerminalInstalled = SlimefunPlugin.getThirdPartySupportService().isChestTerminalInstalled();
         int channel = getSelectedChannel(b);
@@ -122,7 +132,7 @@ abstract class AbstractCargoNode extends SlimefunItem {
         });
     }
 
-    private int getSelectedChannel(Block b) {
+    private int getSelectedChannel(@Nonnull Block b) {
         if (!BlockStorage.hasBlockInfo(b)) {
             return 0;
         } else {
@@ -137,10 +147,12 @@ abstract class AbstractCargoNode extends SlimefunItem {
         }
     }
 
-    protected abstract void onPlace(BlockPlaceEvent e);
+    protected abstract void onPlace(@Nonnull BlockPlaceEvent e);
 
-    protected abstract void createBorder(BlockMenuPreset preset);
+    protected abstract void createBorder(@Nonnull BlockMenuPreset preset);
 
-    protected abstract void updateBlockMenu(BlockMenu menu, Block b);
+    protected abstract void updateBlockMenu(@Nonnull BlockMenu menu, @Nonnull Block b);
+
+    protected abstract void markDirty(@Nonnull Location loc);
 
 }
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/cargo/AbstractFilterNode.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/cargo/AbstractFilterNode.java
index 2a45af496..bf486f1b9 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/cargo/AbstractFilterNode.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/cargo/AbstractFilterNode.java
@@ -1,11 +1,15 @@
 package io.github.thebusybiscuit.slimefun4.implementation.items.cargo;
 
+import javax.annotation.Nonnull;
+
+import org.bukkit.Location;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
 import org.bukkit.event.block.BlockPlaceEvent;
 import org.bukkit.inventory.ItemStack;
 
 import io.github.thebusybiscuit.cscorelib2.item.CustomItem;
+import io.github.thebusybiscuit.slimefun4.core.networks.cargo.CargoNet;
 import io.github.thebusybiscuit.slimefun4.utils.ChestMenuUtils;
 import me.mrCookieSlime.Slimefun.Lists.RecipeType;
 import me.mrCookieSlime.Slimefun.Objects.Category;
@@ -65,7 +69,8 @@ abstract class AbstractFilterNode extends AbstractCargoNode {
 
     @Override
     protected void updateBlockMenu(BlockMenu menu, Block b) {
-        String filterType = BlockStorage.getLocationInfo(b.getLocation(), FILTER_TYPE);
+        Location loc = b.getLocation();
+        String filterType = BlockStorage.getLocationInfo(loc, FILTER_TYPE);
 
         if (!BlockStorage.hasBlockInfo(b) || filterType == null || filterType.equals("whitelist")) {
             menu.replaceExistingItem(15, new CustomItem(Material.WHITE_WOOL, "&7Type: &rWhitelist", "", "&e> Click to change it to Blacklist"));
@@ -102,6 +107,16 @@ abstract class AbstractFilterNode extends AbstractCargoNode {
         }
 
         addChannelSelector(b, menu, 41, 42, 43);
+        markDirty(loc);
+    }
+
+    @Override
+    protected void markDirty(@Nonnull Location loc) {
+        CargoNet network = CargoNet.getNetworkFromLocation(loc);
+
+        if (network != null) {
+            network.markCargoNodeConfigurationDirty(loc);
+        }
     }
 
 }
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/cargo/CargoOutputNode.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/cargo/CargoOutputNode.java
index 31ea4dcd8..6d33b69e2 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/cargo/CargoOutputNode.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/cargo/CargoOutputNode.java
@@ -1,5 +1,6 @@
 package io.github.thebusybiscuit.slimefun4.implementation.items.cargo;
 
+import org.bukkit.Location;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
 import org.bukkit.event.block.BlockPlaceEvent;
@@ -38,4 +39,9 @@ public class CargoOutputNode extends AbstractCargoNode {
         addChannelSelector(b, menu, 12, 13, 14);
     }
 
+    @Override
+    protected void markDirty(Location loc) {
+        // No need to mark anything as dirty, there is no item filter.
+    }
+
 }