diff --git a/pom.xml b/pom.xml
index 5e40d4a7..cb1a6483 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>com.github.steveice10</groupId>
     <artifactId>mcprotocollib</artifactId>
-    <version>1.13.1-1-SNAPSHOT</version>
+    <version>1.13.2-1-SNAPSHOT</version>
     <packaging>jar</packaging>
 
     <name>MCProtocolLib</name>
diff --git a/src/main/java/com/github/steveice10/mc/protocol/MinecraftConstants.java b/src/main/java/com/github/steveice10/mc/protocol/MinecraftConstants.java
index 69276591..da1fe68b 100644
--- a/src/main/java/com/github/steveice10/mc/protocol/MinecraftConstants.java
+++ b/src/main/java/com/github/steveice10/mc/protocol/MinecraftConstants.java
@@ -2,8 +2,8 @@ package com.github.steveice10.mc.protocol;
 
 public class MinecraftConstants {
     // General Constants
-    public static final String GAME_VERSION = "1.13.1";
-    public static final int PROTOCOL_VERSION = 401;
+    public static final String GAME_VERSION = "1.13.2";
+    public static final int PROTOCOL_VERSION = 404;
 
     // General Key Constants
     public static final String PROFILE_KEY = "profile";
diff --git a/src/main/java/com/github/steveice10/mc/protocol/util/NetUtil.java b/src/main/java/com/github/steveice10/mc/protocol/util/NetUtil.java
index 28b0d61c..a20f9761 100644
--- a/src/main/java/com/github/steveice10/mc/protocol/util/NetUtil.java
+++ b/src/main/java/com/github/steveice10/mc/protocol/util/NetUtil.java
@@ -69,19 +69,18 @@ public class NetUtil {
     }
 
     public static ItemStack readItem(NetInput in) throws IOException {
-        short item = in.readShort();
-        if(item < 0) {
+        boolean present = in.readBoolean();
+        if (!present) {
             return null;
-        } else {
-            return new ItemStack(item, in.readByte(), readNBT(in));
         }
+        int item = in.readVarInt();
+        return new ItemStack(item, in.readByte(), readNBT(in));
     }
 
     public static void writeItem(NetOutput out, ItemStack item) throws IOException {
-        if(item == null) {
-            out.writeShort(-1);
-        } else {
-            out.writeShort(item.getId());
+        out.writeBoolean(item != null);
+        if (item != null) {
+            out.writeVarInt(item.getId());
             out.writeByte(item.getAmount());
             writeNBT(out, item.getNBT());
         }