diff --git a/build.gradle.kts b/build.gradle.kts
index 531a00c..00e40be 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -97,6 +97,7 @@ allprojects {
         compileOnly("com.github.Xiao-MoMi:Custom-Fishing:2.2.26")
         compileOnly("com.ticxo.modelengine:ModelEngine:R4.0.2")
         compileOnly("com.comphenix.protocol:ProtocolLib:5.3.0")
+        compileOnly("org.joml:joml:1.10.5")
 
         // Lombok <3
         annotationProcessor("org.projectlombok:lombok:1.18.34")
diff --git a/common/src/main/java/me/lojosho/hibiscuscommons/nms/NMSPackets.java b/common/src/main/java/me/lojosho/hibiscuscommons/nms/NMSPackets.java
index d17b864..088009c 100644
--- a/common/src/main/java/me/lojosho/hibiscuscommons/nms/NMSPackets.java
+++ b/common/src/main/java/me/lojosho/hibiscuscommons/nms/NMSPackets.java
@@ -17,6 +17,8 @@ import java.util.UUID;
 
 public interface NMSPackets {
 
+    static int POSITION_INTERPOLATION_DURATION = 2;
+
     void sendSlotUpdate(
             Player player,
             int slot
diff --git a/gradle.properties b/gradle.properties
index 3a834b4..d36e203 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1 +1 @@
-userdevVersion=2.0.0-beta.8
\ No newline at end of file
+userdevVersion=2.0.0-beta.11
\ No newline at end of file
diff --git a/v1_20_R3/src/main/java/me/lojosho/hibiscuscommons/nms/v1_20_R3/NMSPackets.java b/v1_20_R3/src/main/java/me/lojosho/hibiscuscommons/nms/v1_20_R3/NMSPackets.java
index b633426..b153ced 100644
--- a/v1_20_R3/src/main/java/me/lojosho/hibiscuscommons/nms/v1_20_R3/NMSPackets.java
+++ b/v1_20_R3/src/main/java/me/lojosho/hibiscuscommons/nms/v1_20_R3/NMSPackets.java
@@ -278,6 +278,7 @@ public class NMSPackets extends NMSCommon implements me.lojosho.hibiscuscommons.
                                         List<Player> sendTo) {
 
         List<SynchedEntityData.DataValue<?>> dataValues = new ArrayList<>();
+        dataValues.add(new SynchedEntityData.DataValue<>(10, EntityDataSerializers.INT, POSITION_INTERPOLATION_DURATION));
         dataValues.add(new SynchedEntityData.DataValue<>(11, EntityDataSerializers.VECTOR3, translation));
         dataValues.add(new SynchedEntityData.DataValue<>(12, EntityDataSerializers.VECTOR3, scale));
         dataValues.add(new SynchedEntityData.DataValue<>(13, EntityDataSerializers.QUATERNION, rotationLeft));
diff --git a/v1_20_R4/src/main/java/me/lojosho/hibiscuscommons/nms/v1_20_R4/NMSPackets.java b/v1_20_R4/src/main/java/me/lojosho/hibiscuscommons/nms/v1_20_R4/NMSPackets.java
index 41c7e68..ffa83ca 100644
--- a/v1_20_R4/src/main/java/me/lojosho/hibiscuscommons/nms/v1_20_R4/NMSPackets.java
+++ b/v1_20_R4/src/main/java/me/lojosho/hibiscuscommons/nms/v1_20_R4/NMSPackets.java
@@ -277,6 +277,7 @@ public class NMSPackets extends NMSCommon implements me.lojosho.hibiscuscommons.
                                         List<Player> sendTo) {
 
         List<SynchedEntityData.DataValue<?>> dataValues = new ArrayList<>();
+        dataValues.add(new SynchedEntityData.DataValue<>(10, EntityDataSerializers.INT, POSITION_INTERPOLATION_DURATION));
         dataValues.add(new SynchedEntityData.DataValue<>(11, EntityDataSerializers.VECTOR3, translation));
         dataValues.add(new SynchedEntityData.DataValue<>(12, EntityDataSerializers.VECTOR3, scale));
         dataValues.add(new SynchedEntityData.DataValue<>(13, EntityDataSerializers.QUATERNION, rotationLeft));
diff --git a/v1_21_R1/src/main/java/me/lojosho/hibiscuscommons/nms/v1_21_R1/NMSPackets.java b/v1_21_R1/src/main/java/me/lojosho/hibiscuscommons/nms/v1_21_R1/NMSPackets.java
index 3e1b3eb..ac711e2 100644
--- a/v1_21_R1/src/main/java/me/lojosho/hibiscuscommons/nms/v1_21_R1/NMSPackets.java
+++ b/v1_21_R1/src/main/java/me/lojosho/hibiscuscommons/nms/v1_21_R1/NMSPackets.java
@@ -286,6 +286,7 @@ public class NMSPackets extends NMSCommon implements me.lojosho.hibiscuscommons.
                                         List<Player> sendTo) {
 
         List<SynchedEntityData.DataValue<?>> dataValues = new ArrayList<>();
+        dataValues.add(new SynchedEntityData.DataValue<>(10, EntityDataSerializers.INT, POSITION_INTERPOLATION_DURATION));
         dataValues.add(new SynchedEntityData.DataValue<>(11, EntityDataSerializers.VECTOR3, translation));
         dataValues.add(new SynchedEntityData.DataValue<>(12, EntityDataSerializers.VECTOR3, scale));
         dataValues.add(new SynchedEntityData.DataValue<>(13, EntityDataSerializers.QUATERNION, rotationLeft));
diff --git a/v1_21_R2/src/main/java/me/lojosho/hibiscuscommons/nms/v1_21_R2/NMSPackets.java b/v1_21_R2/src/main/java/me/lojosho/hibiscuscommons/nms/v1_21_R2/NMSPackets.java
index 0a6b2d1..80093b0 100644
--- a/v1_21_R2/src/main/java/me/lojosho/hibiscuscommons/nms/v1_21_R2/NMSPackets.java
+++ b/v1_21_R2/src/main/java/me/lojosho/hibiscuscommons/nms/v1_21_R2/NMSPackets.java
@@ -265,6 +265,7 @@ public class NMSPackets extends NMSCommon implements me.lojosho.hibiscuscommons.
                                         List<Player> sendTo) {
 
         List<SynchedEntityData.DataValue<?>> dataValues = new ArrayList<>();
+        dataValues.add(new SynchedEntityData.DataValue<>(10, EntityDataSerializers.INT, POSITION_INTERPOLATION_DURATION));
         dataValues.add(new SynchedEntityData.DataValue<>(11, EntityDataSerializers.VECTOR3, translation));
         dataValues.add(new SynchedEntityData.DataValue<>(12, EntityDataSerializers.VECTOR3, scale));
         dataValues.add(new SynchedEntityData.DataValue<>(13, EntityDataSerializers.QUATERNION, rotationLeft));
diff --git a/v1_21_R3/src/main/java/me/lojosho/hibiscuscommons/nms/v1_21_R3/NMSPackets.java b/v1_21_R3/src/main/java/me/lojosho/hibiscuscommons/nms/v1_21_R3/NMSPackets.java
index 6b8cb10..861c811 100644
--- a/v1_21_R3/src/main/java/me/lojosho/hibiscuscommons/nms/v1_21_R3/NMSPackets.java
+++ b/v1_21_R3/src/main/java/me/lojosho/hibiscuscommons/nms/v1_21_R3/NMSPackets.java
@@ -265,6 +265,7 @@ public class NMSPackets extends NMSCommon implements me.lojosho.hibiscuscommons.
                                         List<Player> sendTo) {
 
         List<SynchedEntityData.DataValue<?>> dataValues = new ArrayList<>();
+        dataValues.add(new SynchedEntityData.DataValue<>(10, EntityDataSerializers.INT, POSITION_INTERPOLATION_DURATION));
         dataValues.add(new SynchedEntityData.DataValue<>(11, EntityDataSerializers.VECTOR3, translation));
         dataValues.add(new SynchedEntityData.DataValue<>(12, EntityDataSerializers.VECTOR3, scale));
         dataValues.add(new SynchedEntityData.DataValue<>(13, EntityDataSerializers.QUATERNION, rotationLeft));