diff --git a/CHANGES b/CHANGES
index a31da4f..077ea77 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,5 @@
+0.28:
+
 0.27:
   add fmt_strm
   add iob_addbuf_munmap
diff --git a/Makefile b/Makefile
index b57d1fb..60afdf9 100644
--- a/Makefile
+++ b/Makefile
@@ -291,8 +291,8 @@ iob_prefetch.o: io/iob_prefetch.c iob_internal.h iob.h io.h uint64.h \
   taia.h tai.h array.h
 iob_reset.o: io/iob_reset.c byte.h iob_internal.h iob.h io.h uint64.h \
   taia.h tai.h array.h
-iob_send.o: io/iob_send.c havebsdsf.h havealloca.h iob_internal.h iob.h \
-  io.h uint64.h taia.h tai.h array.h
+iob_send.o: io/iob_send.c havebsdsf.h iob_internal.h iob.h io.h uint64.h \
+  taia.h tai.h array.h
 iob_write.o: io/iob_write.c iob_internal.h iob.h io.h uint64.h taia.h \
   tai.h array.h
 mmap_private.o: mmap/mmap_private.c open.h mmap.h
@@ -355,7 +355,7 @@ scan_ip4.o: socket/scan_ip4.c scan.h ip4.h
 scan_ip6.o: socket/scan_ip6.c scan.h ip4.h ip6.h byte.h uint32.h
 scan_ip6_flat.o: socket/scan_ip6_flat.c scan.h
 scan_ip6if.o: socket/scan_ip6if.c ip6.h byte.h uint32.h byte.h socket.h \
-  uint16.h havealloca.h
+  uint16.h
 socket_accept4.o: socket/socket_accept4.c windoze.h socket.h uint16.h \
   uint32.h havesl.h
 socket_accept6.o: socket/socket_accept6.c windoze.h byte.h socket.h \