diff --git a/src/main/java/minescript/network/packet/StartInterpreterC2SPacket.java b/src/main/java/minescript/network/packet/StartInterpreterC2SPacket.java
index a9835a6..e14d2d3 100644
--- a/src/main/java/minescript/network/packet/StartInterpreterC2SPacket.java
+++ b/src/main/java/minescript/network/packet/StartInterpreterC2SPacket.java
@@ -3,18 +3,23 @@
 import interpreter.Interpreter;
 import minescript.block.entity.TurtleBlockEntity;
 import net.fabricmc.fabric.api.networking.v1.PacketSender;
+import net.minecraft.nbt.NbtCompound;
 import net.minecraft.network.PacketByteBuf;
 import net.minecraft.server.MinecraftServer;
 import net.minecraft.server.network.ServerPlayNetworkHandler;
 import net.minecraft.server.network.ServerPlayerEntity;
 import net.minecraft.server.world.ServerWorld;
+import net.minecraft.text.Text;
 import net.minecraft.util.math.BlockPos;
 
+import java.util.Arrays;
+
 public class StartInterpreterC2SPacket {
     public static void receive(MinecraftServer server, ServerPlayerEntity player, ServerPlayNetworkHandler handler, PacketByteBuf buf, PacketSender responseSender) {
         BlockPos pos = buf.readBlockPos();
-        String program = buf.readString();
-        
+        int length = buf.readInt();
+        String program = buf.readString(length);
+
         server.executeSync(() -> {
             ServerWorld world = player.getWorld();
             TurtleBlockEntity entity = (TurtleBlockEntity) world.getBlockEntity(pos);
diff --git a/src/main/java/minescript/screen/TextEditorScreen.java b/src/main/java/minescript/screen/TextEditorScreen.java
index 7417ef5..96a519d 100644
--- a/src/main/java/minescript/screen/TextEditorScreen.java
+++ b/src/main/java/minescript/screen/TextEditorScreen.java
@@ -1,15 +1,23 @@
 package minescript.screen;
 
+import io.netty.buffer.ByteBuf;
+import io.wispforest.owo.client.screens.ScreenInternals;
 import io.wispforest.owo.ui.base.BaseUIModelHandledScreen;
 import io.wispforest.owo.ui.base.BaseUIModelScreen;
 import io.wispforest.owo.ui.component.ButtonComponent;
 import io.wispforest.owo.ui.container.FlowLayout;
+import net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking;
+import net.fabricmc.fabric.api.networking.v1.PacketByteBufs;
 import net.minecraft.client.gui.widget.EditBoxWidget;
 import net.minecraft.entity.player.PlayerInventory;
+import net.minecraft.nbt.NbtCompound;
+import net.minecraft.network.PacketByteBuf;
 import net.minecraft.text.Text;
 import net.minecraft.util.Identifier;
 
 import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.List;
 
 public class TextEditorScreen extends BaseUIModelHandledScreen<FlowLayout, TextEditorScreenHandler> {
 
@@ -54,7 +62,11 @@ protected void build(FlowLayout rootComponent) {
         var runButton = rootComponent.childById(ButtonComponent.class, "run-button");
         if (runButton == null) throw new NullPointerException("runButton is null");
         runButton.onPress(button -> {
-            handler.sendMessage(new TextEditorScreenHandler.StartInterpreterMessage(editor.getText()));
+            String text = editor.getText();
+            PacketByteBuf buf = PacketByteBufs.create();
+            buf.writeString(text, text.length());
+
+            handler.sendMessage(new TextEditorScreenHandler.StartInterpreterMessage(text.length(), buf));
             this.close();
         });
     }
diff --git a/src/main/java/minescript/screen/TextEditorScreenHandler.java b/src/main/java/minescript/screen/TextEditorScreenHandler.java
index d5821db..c5a59d0 100644
--- a/src/main/java/minescript/screen/TextEditorScreenHandler.java
+++ b/src/main/java/minescript/screen/TextEditorScreenHandler.java
@@ -1,5 +1,6 @@
 package minescript.screen;
 
+import io.netty.buffer.ByteBuf;
 import minescript.MineScript;
 import minescript.block.entity.TurtleBlockEntity;
 import minescript.network.MineScriptPackets;
@@ -8,10 +9,14 @@
 import net.minecraft.entity.player.PlayerEntity;
 import net.minecraft.entity.player.PlayerInventory;
 import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.NbtCompound;
 import net.minecraft.network.PacketByteBuf;
 import net.minecraft.screen.ScreenHandler;
+import net.minecraft.text.Text;
 import org.jetbrains.annotations.Nullable;
 
+import java.util.Arrays;
+
 public class TextEditorScreenHandler extends ScreenHandler {
     private String inputText;
     private final @Nullable TurtleBlockEntity entity;
@@ -35,18 +40,21 @@ public String getInputText() {
     }
 
     private void handleSetInputText(StartInterpreterMessage message) {
-        this.inputText = message.message;
+        int length = message.length;
+        String text = message.buf.readString(length);
+        this.inputText = text;
         assert entity != null;
-        entity.setTurtleInput(message.message);
+        entity.setTurtleInput(text);
 
         PacketByteBuf buf = PacketByteBufs.create();
         buf.writeBlockPos(entity.getPos());
-        buf.writeString(message.message);
+        buf.writeInt(length);
+        buf.writeString(text, text.length());
 
         ClientPlayNetworking.send(MineScriptPackets.START_INTERPRETER_ID, buf);
     }
 
-    public record StartInterpreterMessage(String message) {}
+    public record StartInterpreterMessage(int length, PacketByteBuf buf) {}
 
     @Override
     public ItemStack quickMove(PlayerEntity player, int slot) {