diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog
index 8221242f35..eb4b7ccb55 100644
--- a/include/elf/ChangeLog
+++ b/include/elf/ChangeLog
@@ -1,3 +1,8 @@
+2003-06-13  Robert Millan <zeratul2@wanadoo.es>
+
+	* common.h (GNU_ABI_TAG_NETBSD): New tag.
+	(GNU_ABI_TAG_FREEBSD): New tag.
+
 2003-06-10  Richard Sandiford  <rsandifo@redhat.com>
 
 	* h8.h (E_H8_MACH_H8300SXN): New flag.
diff --git a/include/elf/common.h b/include/elf/common.h
index 3635bbb641..1a843393d8 100644
--- a/include/elf/common.h
+++ b/include/elf/common.h
@@ -397,6 +397,8 @@
 #define GNU_ABI_TAG_LINUX	0
 #define GNU_ABI_TAG_HURD	1
 #define GNU_ABI_TAG_SOLARIS	2
+#define GNU_ABI_TAG_FREEBSD	3
+#define GNU_ABI_TAG_NETBSD	4
 
 /* Values for NetBSD .note.netbsd.ident notes.  Note name is "NetBSD".  */