diff --git a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/network/impl/PacketIds1_20.java b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/network/impl/PacketIds1_20.java
index 51913166d..de1ba2be7 100644
--- a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/network/impl/PacketIds1_20.java
+++ b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/network/impl/PacketIds1_20.java
@@ -87,6 +87,6 @@ public class PacketIds1_20 implements PacketIds {
 
     @Override
     public int clientboundSetObjectivePacket() {
-        return 88;
+        return PacketIdFinder.clientboundByClazz(Reflections.clazz$ClientboundSetObjectivePacket);
     }
 }
diff --git a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/network/impl/PacketIds1_20_5.java b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/network/impl/PacketIds1_20_5.java
index e2f6741d5..1574df2ee 100644
--- a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/network/impl/PacketIds1_20_5.java
+++ b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/plugin/network/impl/PacketIds1_20_5.java
@@ -86,6 +86,6 @@ public class PacketIds1_20_5 implements PacketIds {
 
     @Override
     public int clientboundSetObjectivePacket() {
-        return 94;
+        return PacketIdFinder.clientboundByName("minecraft:set_objective");
     }
 }
diff --git a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/util/Reflections.java b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/util/Reflections.java
index 1c4d19689..13dea6c76 100644
--- a/bukkit/src/main/java/net/momirealms/craftengine/bukkit/util/Reflections.java
+++ b/bukkit/src/main/java/net/momirealms/craftengine/bukkit/util/Reflections.java
@@ -6301,4 +6301,11 @@ public class Reflections {
                     BukkitReflectionUtils.assembleMCClass("network.protocol.game.PacketPlayOutPlayerListHeaderFooter")
             )
     );
+
+    public static final Class<?> clazz$ClientboundSetObjectivePacket = requireNonNull(
+            ReflectionUtils.getClazz(
+                    BukkitReflectionUtils.assembleMCClass("network.protocol.game.ClientboundSetObjectivePacket"),
+                    BukkitReflectionUtils.assembleMCClass("network.protocol.game.PacketPlayOutScoreboardObjective")
+            )
+    );
 }