diff --git a/src/main/java/eu/pb4/graves/grave/Grave.java b/src/main/java/eu/pb4/graves/grave/Grave.java
index 17ffd20..9a1b6f6 100644
--- a/src/main/java/eu/pb4/graves/grave/Grave.java
+++ b/src/main/java/eu/pb4/graves/grave/Grave.java
@@ -433,6 +433,7 @@ public ItemStack set(int index, ItemStack element) {
                 var old = Grave.this.items.set(index, new PositionedItemStack(element, -1, VanillaInventoryMask.INSTANCE, null, Set.of()));
                 if (old != null) {
                     Grave.this.removeTaggedItem(old);
+                    GraveManager.INSTANCE.markDirty();
                     return old.stack();
                 }
                 return ItemStack.EMPTY;
@@ -441,11 +442,13 @@ public ItemStack set(int index, ItemStack element) {
             public void add(int value, ItemStack element) {
                 Validate.notNull(element);
                 Grave.this.items.add(value, new PositionedItemStack(element, -1, VanillaInventoryMask.INSTANCE, null, Set.of()));
+                GraveManager.INSTANCE.markDirty();
             }
 
             public ItemStack remove(int index) {
                 var x = Grave.this.items.remove(index);
                 Grave.this.removeTaggedItem(x);
+                GraveManager.INSTANCE.markDirty();
                 return x.stack();
             }
 
@@ -455,8 +458,9 @@ public int size() {
 
             public void clear() {
                 Grave.this.items.clear();
+                GraveManager.INSTANCE.markDirty();
             }
-        });
+        }, GraveManager.INSTANCE::markDirty);
     }
 
     public void tick(MinecraftServer server) {
@@ -611,9 +615,11 @@ public void quickEquip(ServerPlayerEntity player) {
                 this.xp = 0;
                 this.tryBreak(player.getServer(), player);
                 this.updateSelf(player.getServer());
+                GraveManager.INSTANCE.markDirty();
             }
         } catch (Exception e) {
             e.printStackTrace();
+            GraveManager.INSTANCE.markDirty();
         }
     }
 
diff --git a/src/main/java/eu/pb4/graves/other/ImplementedInventory.java b/src/main/java/eu/pb4/graves/other/ImplementedInventory.java
index 3926099..f182c21 100644
--- a/src/main/java/eu/pb4/graves/other/ImplementedInventory.java
+++ b/src/main/java/eu/pb4/graves/other/ImplementedInventory.java
@@ -18,13 +18,23 @@ public interface ImplementedInventory extends Inventory {
     DefaultedList<ItemStack> getItems();
 
 
-    static ImplementedInventory of(DefaultedList<ItemStack> items) {
-        return () -> items;
+    static ImplementedInventory of(DefaultedList<ItemStack> items, Runnable markDirty) {
+        return new ImplementedInventory() {
+            @Override
+            public DefaultedList<ItemStack> getItems() {
+                return items;
+            }
+
+            @Override
+            public void markDirty() {
+                markDirty.run();
+            }
+        };
     }
 
 
     static ImplementedInventory ofSize(int size) {
-        return of(DefaultedList.ofSize(size, ItemStack.EMPTY));
+        return of(DefaultedList.ofSize(size, ItemStack.EMPTY), () -> {});
     }
 
 
@@ -82,8 +92,7 @@ default void clear() {
     }
 
 
-    @Override
-    default void markDirty() {}
+    void markDirty();
 
 
     @Override