diff --git a/pandalib-paper/src/main/java/fr/pandacube/lib/paper/players/PaperOffPlayer.java b/pandalib-paper/src/main/java/fr/pandacube/lib/paper/players/PaperOffPlayer.java
index f71f558..7ce8ff6 100644
--- a/pandalib-paper/src/main/java/fr/pandacube/lib/paper/players/PaperOffPlayer.java
+++ b/pandalib-paper/src/main/java/fr/pandacube/lib/paper/players/PaperOffPlayer.java
@@ -196,7 +196,7 @@ public interface PaperOffPlayer extends AbstractOffPlayer {
         File old = getPlayerDataFile(true);
         old.delete();
         Files.move(file.toPath(), old.toPath());
-        NbtIo.writeCompressed(data.data, file);
+        NbtIo.writeCompressed(data.data, file.toPath());
     }
 
     /**
diff --git a/pandalib-paper/src/main/java/fr/pandacube/lib/paper/reflect/PandalibPaperReflect.java b/pandalib-paper/src/main/java/fr/pandacube/lib/paper/reflect/PandalibPaperReflect.java
index 1b0725a..9d94c3f 100644
--- a/pandalib-paper/src/main/java/fr/pandacube/lib/paper/reflect/PandalibPaperReflect.java
+++ b/pandalib-paper/src/main/java/fr/pandacube/lib/paper/reflect/PandalibPaperReflect.java
@@ -31,6 +31,7 @@ import fr.pandacube.lib.paper.reflect.wrapper.minecraft.core.Vec3i;
 import fr.pandacube.lib.paper.reflect.wrapper.minecraft.nbt.CollectionTag;
 import fr.pandacube.lib.paper.reflect.wrapper.minecraft.nbt.CompoundTag;
 import fr.pandacube.lib.paper.reflect.wrapper.minecraft.nbt.ListTag;
+import fr.pandacube.lib.paper.reflect.wrapper.minecraft.nbt.NbtAccounter;
 import fr.pandacube.lib.paper.reflect.wrapper.minecraft.nbt.NbtIo;
 import fr.pandacube.lib.paper.reflect.wrapper.minecraft.nbt.StringTag;
 import fr.pandacube.lib.paper.reflect.wrapper.minecraft.nbt.Tag;
@@ -141,6 +142,7 @@ public class PandalibPaperReflect {
         thAcc.catchThrowable(() -> initWrapper(CollectionTag.class, CollectionTag.MAPPING.runtimeClass()));
         thAcc.catchThrowable(() -> initWrapper(CompoundTag.class, CompoundTag.MAPPING.runtimeClass()));
         thAcc.catchThrowable(() -> initWrapper(ListTag.class, ListTag.MAPPING.runtimeClass()));
+        thAcc.catchThrowable(() -> initWrapper(NbtAccounter.class, NbtAccounter.MAPPING.runtimeClass()));
         thAcc.catchThrowable(() -> initWrapper(NbtIo.class, NbtIo.MAPPING.runtimeClass()));
         thAcc.catchThrowable(() -> initWrapper(StringTag.class, StringTag.MAPPING.runtimeClass()));
         thAcc.catchThrowable(() -> initWrapper(Tag.class, Tag.MAPPING.runtimeClass()));
diff --git a/pandalib-paper/src/main/java/fr/pandacube/lib/paper/reflect/wrapper/minecraft/nbt/NbtAccounter.java b/pandalib-paper/src/main/java/fr/pandacube/lib/paper/reflect/wrapper/minecraft/nbt/NbtAccounter.java
new file mode 100644
index 0000000..b536567
--- /dev/null
+++ b/pandalib-paper/src/main/java/fr/pandacube/lib/paper/reflect/wrapper/minecraft/nbt/NbtAccounter.java
@@ -0,0 +1,25 @@
+package fr.pandacube.lib.paper.reflect.wrapper.minecraft.nbt;
+
+import fr.pandacube.lib.paper.reflect.NMSReflect;
+import fr.pandacube.lib.paper.reflect.NMSReflect.ClassMapping;
+import fr.pandacube.lib.reflect.ReflectMethod;
+import fr.pandacube.lib.reflect.wrapper.ReflectWrapper;
+
+import java.io.File;
+import java.nio.file.Path;
+
+import static fr.pandacube.lib.util.ThrowableUtil.wrapEx;
+
+public class NbtAccounter extends ReflectWrapper {
+	public static final ClassMapping MAPPING = wrapEx(() -> NMSReflect.mojClass("net.minecraft.nbt.NbtAccounter"));
+	private static final ReflectMethod<?> unlimitedHeap = wrapEx(() -> MAPPING.mojMethod("unlimitedHeap"));
+
+	private NbtAccounter(Object obj) {
+		super(obj);
+	}
+
+
+	public static NbtAccounter unlimitedHeap() {
+		return wrap(wrapEx(() -> unlimitedHeap.invokeStatic()), NbtAccounter.class);
+	}
+}
diff --git a/pandalib-paper/src/main/java/fr/pandacube/lib/paper/reflect/wrapper/minecraft/nbt/NbtIo.java b/pandalib-paper/src/main/java/fr/pandacube/lib/paper/reflect/wrapper/minecraft/nbt/NbtIo.java
index 82b7134..7e06ae9 100644
--- a/pandalib-paper/src/main/java/fr/pandacube/lib/paper/reflect/wrapper/minecraft/nbt/NbtIo.java
+++ b/pandalib-paper/src/main/java/fr/pandacube/lib/paper/reflect/wrapper/minecraft/nbt/NbtIo.java
@@ -1,18 +1,18 @@
 package fr.pandacube.lib.paper.reflect.wrapper.minecraft.nbt;
 
+import fr.pandacube.lib.paper.reflect.NMSReflect;
+import fr.pandacube.lib.paper.reflect.NMSReflect.ClassMapping;
+import fr.pandacube.lib.reflect.ReflectMethod;
+import fr.pandacube.lib.reflect.wrapper.ReflectWrapper;
+
+import java.nio.file.Path;
+
 import static fr.pandacube.lib.util.ThrowableUtil.wrapEx;
 
-import java.io.File;
-
-import fr.pandacube.lib.reflect.ReflectMethod;
-import fr.pandacube.lib.paper.reflect.NMSReflect;
-import fr.pandacube.lib.paper.reflect.NMSReflect.ClassMapping;
-import fr.pandacube.lib.reflect.wrapper.ReflectWrapper;
-
 public class NbtIo extends ReflectWrapper {
 	public static final ClassMapping MAPPING = wrapEx(() -> NMSReflect.mojClass("net.minecraft.nbt.NbtIo"));
-	private static final ReflectMethod<?> readCompressed = wrapEx(() -> MAPPING.mojMethod("readCompressed", File.class));
-	private static final ReflectMethod<?> writeCompressed = wrapEx(() -> MAPPING.mojMethod("writeCompressed", CompoundTag.MAPPING, File.class));
+	private static final ReflectMethod<?> readCompressed = wrapEx(() -> MAPPING.mojMethod("readCompressed", Path.class, NbtAccounter.MAPPING));
+	private static final ReflectMethod<?> writeCompressed = wrapEx(() -> MAPPING.mojMethod("writeCompressed", CompoundTag.MAPPING, Path.class));
 	
 	private NbtIo(Object obj) {
 		super(obj);
@@ -20,12 +20,11 @@ public class NbtIo extends ReflectWrapper {
 
 
 	
-	public static CompoundTag readCompressed(File f) {
-		return wrap(wrapEx(() -> readCompressed.invokeStatic(f)), CompoundTag.class);
+	public static CompoundTag readCompressed(Path p, NbtAccounter accounter) {
+		return wrap(wrapEx(() -> readCompressed.invokeStatic(p, unwrap(accounter))), CompoundTag.class);
 	}
 
-	public static void writeCompressed(CompoundTag tag, File f) {
-		Object nmsTag = ReflectWrapper.unwrap(tag);
-		wrapEx(() -> writeCompressed.invokeStatic(nmsTag, f));
+	public static void writeCompressed(CompoundTag tag, Path p) {
+        wrapEx(() -> writeCompressed.invokeStatic(unwrap(tag), p));
 	}
 }