diff --git a/cpp/protoutils.cc b/cpp/protoutils.cc
index eb7a224..f35b211 100644
--- a/cpp/protoutils.cc
+++ b/cpp/protoutils.cc
@@ -99,7 +99,6 @@ namespace f8
                     ::google::protobuf::Message& msg)
     {
         int packlen = msg.ByteSize();
-        assert(packlen < 1024 * 60);
 
         char* buff = (char*)malloc(sizeof(f8::BigPackHead) + packlen);
         f8::BigPackHead* head = (f8::BigPackHead*)buff;
@@ -136,7 +135,6 @@ namespace f8
                        unsigned short msgid, ::google::protobuf::Message& msg)
     {
         int packlen = msg.ByteSize();
-        assert(packlen < 1024 * 60);
 
         char* buff = (char*)malloc(sizeof(f8::BigPackHead) + packlen);
         f8::BigPackHead* head = (f8::BigPackHead*)buff;
@@ -173,7 +171,6 @@ namespace f8
                             unsigned short msgid, ::google::protobuf::Message& msg)
     {
         int packlen = msg.ByteSize();
-        assert(packlen < 1024 * 60);
 
         char* buff = (char*)malloc(sizeof(f8::BigPackHead) + packlen);
         f8::BigPackHead* head = (f8::BigPackHead*)buff;
@@ -220,7 +217,6 @@ namespace f8
         unsigned short child_socket_handle = socket_handle & 0xFFFF;
 
         int packlen = msg.ByteSize();
-        assert(packlen < 1024 * 60);
 
         char* buff = (char*)malloc(sizeof(WSProxyPackHead_S) + packlen);
         WSProxyPackHead_S* head = (WSProxyPackHead_S*)buff;