diff --git a/nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/DataWatcherPacketBuilder.java b/nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/DataWatcherPacketBuilder.java
index ba0e81b8..10c2425b 100644
--- a/nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/DataWatcherPacketBuilder.java
+++ b/nms/v1_10_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_10_R1/DataWatcherPacketBuilder.java
@@ -12,6 +12,8 @@ import org.bukkit.inventory.ItemStack;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -34,7 +36,7 @@ abstract class DataWatcherPacketBuilder<T> {
         if (customName == null) {
             customName = "";
         }
-        packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME, Strings.truncate(customName, 300));
+        packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME, Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH));
         packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME_VISIBILITY, !Strings.isEmpty(customName));
         return this;
     }
diff --git a/nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/DataWatcherPacketBuilder.java b/nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/DataWatcherPacketBuilder.java
index d8fdd241..a5d9ac82 100644
--- a/nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/DataWatcherPacketBuilder.java
+++ b/nms/v1_11_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_11_R1/DataWatcherPacketBuilder.java
@@ -11,6 +11,8 @@ import org.bukkit.inventory.ItemStack;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -33,7 +35,7 @@ abstract class DataWatcherPacketBuilder<T> {
         if (customName == null) {
             customName = "";
         }
-        packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME, Strings.truncate(customName, 300));
+        packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME, Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH));
         packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME_VISIBILITY, !Strings.isEmpty(customName));
         return this;
     }
diff --git a/nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/DataWatcherPacketBuilder.java b/nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/DataWatcherPacketBuilder.java
index 6f9512db..70d1534f 100644
--- a/nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/DataWatcherPacketBuilder.java
+++ b/nms/v1_12_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_12_R1/DataWatcherPacketBuilder.java
@@ -11,6 +11,8 @@ import org.bukkit.inventory.ItemStack;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -33,7 +35,7 @@ abstract class DataWatcherPacketBuilder<T> {
         if (customName == null) {
             customName = "";
         }
-        packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME, Strings.truncate(customName, 300));
+        packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME, Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH));
         packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME_VISIBILITY, !Strings.isEmpty(customName));
         return this;
     }
diff --git a/nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/DataWatcherPacketBuilder.java b/nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/DataWatcherPacketBuilder.java
index c739f3b3..4d85f3d7 100644
--- a/nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/DataWatcherPacketBuilder.java
+++ b/nms/v1_13_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_13_R2/DataWatcherPacketBuilder.java
@@ -15,6 +15,8 @@ import java.util.Optional;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -40,7 +42,7 @@ abstract class DataWatcherPacketBuilder<T> {
     }
 
     private Optional<IChatBaseComponent> getCustomNameDataWatcherValue(String customName) {
-        customName = Strings.truncate(customName, 300);
+        customName = Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH);
         if (!Strings.isEmpty(customName)) {
             return Optional.of(CraftChatMessage.fromString(customName, false)[0]);
         } else {
diff --git a/nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/DataWatcherPacketBuilder.java b/nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/DataWatcherPacketBuilder.java
index eb30bd60..18da8358 100644
--- a/nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/DataWatcherPacketBuilder.java
+++ b/nms/v1_14_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_14_R1/DataWatcherPacketBuilder.java
@@ -15,6 +15,8 @@ import java.util.Optional;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -40,7 +42,7 @@ abstract class DataWatcherPacketBuilder<T> {
     }
 
     private Optional<IChatBaseComponent> getCustomNameDataWatcherValue(String customName) {
-        customName = Strings.truncate(customName, 300);
+        customName = Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH);
         if (!Strings.isEmpty(customName)) {
             return Optional.of(CraftChatMessage.fromString(customName, false)[0]);
         } else {
diff --git a/nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/DataWatcherPacketBuilder.java b/nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/DataWatcherPacketBuilder.java
index 0acef481..636d2365 100644
--- a/nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/DataWatcherPacketBuilder.java
+++ b/nms/v1_15_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_15_R1/DataWatcherPacketBuilder.java
@@ -15,6 +15,8 @@ import java.util.Optional;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -40,7 +42,7 @@ abstract class DataWatcherPacketBuilder<T> {
     }
 
     private Optional<IChatBaseComponent> getCustomNameDataWatcherValue(String customName) {
-        customName = Strings.truncate(customName, 300);
+        customName = Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH);
         if (!Strings.isEmpty(customName)) {
             return Optional.of(CraftChatMessage.fromString(customName, false)[0]);
         } else {
diff --git a/nms/v1_16_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R1/DataWatcherPacketBuilder.java b/nms/v1_16_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R1/DataWatcherPacketBuilder.java
index 39ac7bf3..9626918a 100644
--- a/nms/v1_16_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R1/DataWatcherPacketBuilder.java
+++ b/nms/v1_16_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R1/DataWatcherPacketBuilder.java
@@ -15,6 +15,8 @@ import java.util.Optional;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -40,7 +42,7 @@ abstract class DataWatcherPacketBuilder<T> {
     }
 
     private Optional<IChatBaseComponent> getCustomNameDataWatcherValue(String customName) {
-        customName = Strings.truncate(customName, 300);
+        customName = Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH);
         if (!Strings.isEmpty(customName)) {
             return Optional.of(CraftChatMessage.fromString(customName, false)[0]);
         } else {
diff --git a/nms/v1_16_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R2/DataWatcherPacketBuilder.java b/nms/v1_16_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R2/DataWatcherPacketBuilder.java
index bc2a9450..a637b0e2 100644
--- a/nms/v1_16_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R2/DataWatcherPacketBuilder.java
+++ b/nms/v1_16_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R2/DataWatcherPacketBuilder.java
@@ -15,6 +15,8 @@ import java.util.Optional;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -40,7 +42,7 @@ abstract class DataWatcherPacketBuilder<T> {
     }
 
     private Optional<IChatBaseComponent> getCustomNameDataWatcherValue(String customName) {
-        customName = Strings.truncate(customName, 300);
+        customName = Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH);
         if (!Strings.isEmpty(customName)) {
             return Optional.of(CraftChatMessage.fromString(customName, false)[0]);
         } else {
diff --git a/nms/v1_16_r3/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R3/DataWatcherPacketBuilder.java b/nms/v1_16_r3/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R3/DataWatcherPacketBuilder.java
index 2e45682d..3c8d73d5 100644
--- a/nms/v1_16_r3/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R3/DataWatcherPacketBuilder.java
+++ b/nms/v1_16_r3/src/main/java/me/filoghost/holographicdisplays/nms/v1_16_R3/DataWatcherPacketBuilder.java
@@ -15,6 +15,8 @@ import java.util.Optional;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -40,7 +42,7 @@ abstract class DataWatcherPacketBuilder<T> {
     }
 
     private Optional<IChatBaseComponent> getCustomNameDataWatcherValue(String customName) {
-        customName = Strings.truncate(customName, 300);
+        customName = Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH);
         if (!Strings.isEmpty(customName)) {
             return Optional.of(CraftChatMessage.fromString(customName, false, true)[0]);
         } else {
diff --git a/nms/v1_17_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_17_R1/DataWatcherPacketBuilder.java b/nms/v1_17_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_17_R1/DataWatcherPacketBuilder.java
index 3707808e..4ec750c7 100644
--- a/nms/v1_17_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_17_R1/DataWatcherPacketBuilder.java
+++ b/nms/v1_17_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_17_R1/DataWatcherPacketBuilder.java
@@ -15,6 +15,8 @@ import java.util.Optional;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -40,7 +42,7 @@ abstract class DataWatcherPacketBuilder<T> {
     }
 
     private Optional<IChatBaseComponent> getCustomNameDataWatcherValue(String customName) {
-        customName = Strings.truncate(customName, 300);
+        customName = Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH);
         if (!Strings.isEmpty(customName)) {
             return Optional.of(CraftChatMessage.fromString(customName, false, true)[0]);
         } else {
diff --git a/nms/v1_18_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_18_R1/DataWatcherPacketBuilder.java b/nms/v1_18_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_18_R1/DataWatcherPacketBuilder.java
index 581da78e..3893165b 100644
--- a/nms/v1_18_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_18_R1/DataWatcherPacketBuilder.java
+++ b/nms/v1_18_r1/src/main/java/me/filoghost/holographicdisplays/nms/v1_18_R1/DataWatcherPacketBuilder.java
@@ -15,6 +15,8 @@ import java.util.Optional;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -40,7 +42,7 @@ abstract class DataWatcherPacketBuilder<T> {
     }
 
     private Optional<IChatBaseComponent> getCustomNameDataWatcherValue(String customName) {
-        customName = Strings.truncate(customName, 300);
+        customName = Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH);
         if (!Strings.isEmpty(customName)) {
             return Optional.of(CraftChatMessage.fromString(customName, false, true)[0]);
         } else {
diff --git a/nms/v1_18_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_18_R2/DataWatcherPacketBuilder.java b/nms/v1_18_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_18_R2/DataWatcherPacketBuilder.java
index e4fab10f..1344f840 100644
--- a/nms/v1_18_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_18_R2/DataWatcherPacketBuilder.java
+++ b/nms/v1_18_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_18_R2/DataWatcherPacketBuilder.java
@@ -15,6 +15,8 @@ import java.util.Optional;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -40,7 +42,7 @@ abstract class DataWatcherPacketBuilder<T> {
     }
 
     private Optional<IChatBaseComponent> getCustomNameDataWatcherValue(String customName) {
-        customName = Strings.truncate(customName, 300);
+        customName = Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH);
         if (!Strings.isEmpty(customName)) {
             return Optional.of(CraftChatMessage.fromString(customName, false, true)[0]);
         } else {
diff --git a/nms/v1_8_r3/src/main/java/me/filoghost/holographicdisplays/nms/v1_8_R3/DataWatcherPacketBuilder.java b/nms/v1_8_r3/src/main/java/me/filoghost/holographicdisplays/nms/v1_8_R3/DataWatcherPacketBuilder.java
index ed269b3d..a38f50ae 100644
--- a/nms/v1_8_r3/src/main/java/me/filoghost/holographicdisplays/nms/v1_8_R3/DataWatcherPacketBuilder.java
+++ b/nms/v1_8_r3/src/main/java/me/filoghost/holographicdisplays/nms/v1_8_R3/DataWatcherPacketBuilder.java
@@ -11,6 +11,8 @@ import org.bukkit.inventory.ItemStack;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -33,7 +35,7 @@ abstract class DataWatcherPacketBuilder<T> {
         if (customName == null) {
             customName = "";
         }
-        packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME, Strings.truncate(customName, 300));
+        packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME, Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH));
         packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME_VISIBILITY, Strings.isEmpty(customName) ? (byte) 0 : (byte) 1);
         return this;
     }
diff --git a/nms/v1_9_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_9_R2/DataWatcherPacketBuilder.java b/nms/v1_9_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_9_R2/DataWatcherPacketBuilder.java
index 21828b74..bec244d6 100644
--- a/nms/v1_9_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_9_R2/DataWatcherPacketBuilder.java
+++ b/nms/v1_9_r2/src/main/java/me/filoghost/holographicdisplays/nms/v1_9_R2/DataWatcherPacketBuilder.java
@@ -12,6 +12,8 @@ import org.bukkit.inventory.ItemStack;
 
 abstract class DataWatcherPacketBuilder<T> {
 
+    private static final int MAX_CUSTOM_NAME_LENGTH = 5000;
+
     private final PacketByteBuffer packetByteBuffer;
 
     DataWatcherPacketBuilder(PacketByteBuffer packetByteBuffer) {
@@ -34,7 +36,7 @@ abstract class DataWatcherPacketBuilder<T> {
         if (customName == null) {
             customName = "";
         }
-        packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME, Strings.truncate(customName, 300));
+        packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME, Strings.truncate(customName, MAX_CUSTOM_NAME_LENGTH));
         packetByteBuffer.writeDataWatcherEntry(DataWatcherKey.CUSTOM_NAME_VISIBILITY, !Strings.isEmpty(customName));
         return this;
     }