diff --git a/Runtime/NetworkGen/Messages.cs b/Runtime/NetworkGen/Messages.cs
index 6f3824e..001e061 100644
--- a/Runtime/NetworkGen/Messages.cs
+++ b/Runtime/NetworkGen/Messages.cs
@@ -366,23 +366,6 @@ namespace Dof
 
     }
 
-    [global::ProtoBuf.ProtoContract()]
-    public partial class Assignment : global::ProtoBuf.IExtensible
-    {
-        private global::ProtoBuf.IExtension __pbn__extensionData;
-        global::ProtoBuf.IExtension global::ProtoBuf.IExtensible.GetExtensionObject(bool createIfMissing)
-            => global::ProtoBuf.Extensible.GetExtensionObject(ref __pbn__extensionData, createIfMissing);
-
-        [global::ProtoBuf.ProtoMember(1, Name = @"connection")]
-        [global::System.ComponentModel.DefaultValue("")]
-        public string Connection { get; set; } = "";
-
-        [global::ProtoBuf.ProtoMember(4, Name = @"extensions")]
-        [global::ProtoBuf.ProtoMap]
-        public global::System.Collections.Generic.Dictionary<string, global::Google.Protobuf.WellKnownTypes.Any> Extensions { get; } = new global::System.Collections.Generic.Dictionary<string, global::Google.Protobuf.WellKnownTypes.Any>();
-
-    }
-
 }
 
 #pragma warning restore CS0612, CS0618, CS1591, CS3021, IDE0079, IDE1006, RCS1036, RCS1057, RCS1085, RCS1192
diff --git a/Runtime/ServerProto/messages.proto b/Runtime/ServerProto/messages.proto
index 8bd79cb..f1643f5 100644
--- a/Runtime/ServerProto/messages.proto
+++ b/Runtime/ServerProto/messages.proto
@@ -2,8 +2,6 @@ syntax = "proto3";
 package dof;
 option go_package = "./;pb";
 
-import "google/protobuf/any.proto";
-
 // ClientMessage 客户端发送给服务端的消息类型
 message ClientMessage {
   oneof actual {
@@ -99,17 +97,4 @@ message PlayerLeave {
 
 message Heartbeat {
   int64 timestamp = 1;
-}
-
-message Assignment {
-  // Connection information for this Assignment.
-  string connection = 1;
-
-  // Customized information not inspected by Open Match, to be used by the match
-  // making function, evaluator, and components making calls to Open Match.
-  // Optional, depending on the requirements of the connected systems.
-  map<string, google.protobuf.Any> extensions = 4;
-
-  // Deprecated fields.
-  reserved 2, 3;
 }
\ No newline at end of file