diff --git a/server/wsproxy/app.cc b/server/wsproxy/app.cc
index 9f988c1..e53ec47 100644
--- a/server/wsproxy/app.cc
+++ b/server/wsproxy/app.cc
@@ -28,19 +28,6 @@
 #include "ss_msgid.pb.h"
 #include "ss_proto.pb.h"
 
-struct MsgNode
-{
-    SocketFrom_e sockfrom;
-    int sockhandle;
-    unsigned short msgid;
-    unsigned int seqid;
-    long ip_saddr;
-    char* buf;
-    int buflen;
-    int tag;
-    MsgNode* next;
-};
-
 struct UdpMsgNode
 {
     a8::UdpPacket* pkt;