diff --git a/include/ntapi/nt_socket.h b/include/ntapi/nt_socket.h
index 4ec8582..3ca74e9 100644
--- a/include/ntapi/nt_socket.h
+++ b/include/ntapi/nt_socket.h
@@ -430,6 +430,7 @@ typedef struct _nt_socket {
 			uint32_t	vfdpid;
 		};
 
+		void *	hipc;
 		void *	hkey;
 		void *	hpair;
 		void *	hasync;