diff --git a/common/main/net_udp.h b/common/main/net_udp.h
index 23f81911b..024ebb1a1 100644
--- a/common/main/net_udp.h
+++ b/common/main/net_udp.h
@@ -127,13 +127,13 @@ struct UDP_sequence_packet : prohibit_void_ptr<UDP_sequence_packet>
 };
 
 // player position packet structure
-struct UDP_frame_info
+struct UDP_frame_info : prohibit_void_ptr<UDP_frame_info>
 {
 	ubyte				type;
 	ubyte				Player_num;
 	ubyte				connected;
 	quaternionpos			qpp;
-} __pack__;
+};
 
 // packet structure for multi-buffer
 struct UDP_mdata_info
diff --git a/similar/main/net_udp.cpp b/similar/main/net_udp.cpp
index 24c25d2c3..c7c79401a 100644
--- a/similar/main/net_udp.cpp
+++ b/similar/main/net_udp.cpp
@@ -4759,7 +4759,7 @@ void net_udp_process_pdata ( ubyte *data, int data_len, struct _sockaddr sender_
 
 	len++;
 
-	memset(&pd, 0, sizeof(UDP_frame_info));
+	pd = {};
 	
 	if (data_len > sizeof(UDP_frame_info))
 		return;