diff --git a/core/net/packetbuf.h b/core/net/packetbuf.h
index 0015c2f06..50f766e3d 100644
--- a/core/net/packetbuf.h
+++ b/core/net/packetbuf.h
@@ -330,7 +330,8 @@ struct packetbuf_addr {
 #define PACKETBUF_ATTR_PACKET_TYPE_DATA      0
 #define PACKETBUF_ATTR_PACKET_TYPE_ACK       1
 #define PACKETBUF_ATTR_PACKET_TYPE_STREAM    2
-#define PACKETBUF_ATTR_PACKET_TYPE_TIMESTAMP 3
+#define PACKETBUF_ATTR_PACKET_TYPE_STREAM_END 3
+#define PACKETBUF_ATTR_PACKET_TYPE_TIMESTAMP 4
 
 enum {
   PACKETBUF_ATTR_NONE,