diff --git a/core/src/main/java/net/momirealms/craftengine/core/plugin/network/ProtocolVersion.java b/core/src/main/java/net/momirealms/craftengine/core/plugin/network/ProtocolVersion.java
index 5da16f46b..f57534ecd 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/plugin/network/ProtocolVersion.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/plugin/network/ProtocolVersion.java
@@ -20,7 +20,7 @@ public enum ProtocolVersion {
     V1_21_8(772, "1.21.8"),
     V1_21_9(773, "1.21.9"),
     V1_21_10(773, "1.21.10"),
-    V1_21_11(774, "1.21.11");
+    V1_21_11(774, "1.21.11"); // todo 确认正式版协议ID
 
     private final int id;
     private final String name;
diff --git a/core/src/main/java/net/momirealms/craftengine/core/util/MinecraftVersion.java b/core/src/main/java/net/momirealms/craftengine/core/util/MinecraftVersion.java
index 5489f3002..45e3f5051 100644
--- a/core/src/main/java/net/momirealms/craftengine/core/util/MinecraftVersion.java
+++ b/core/src/main/java/net/momirealms/craftengine/core/util/MinecraftVersion.java
@@ -24,7 +24,7 @@ public final class MinecraftVersion implements Comparable<MinecraftVersion> {
         PACK_FORMATS.put(1_21_08, 64);
         PACK_FORMATS.put(1_21_09, 69);
         PACK_FORMATS.put(1_21_10, 69);
-        PACK_FORMATS.put(1_21_11, 75);
+        PACK_FORMATS.put(1_21_11, 75); // todo 确认正式版版本号
         PACK_FORMATS.put(1_99_99, 1000);
     }