diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 9cf66b4e449..75794ed4f31 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,7 @@
+2000-05-29  Philip Blundell  <philb@gnu.org>
+
+	* ppcboot.c: Add packed attribute if compiling with GCC.
+
 2000-05-29  Anatoly Vorobey  <mellon@pobox.com>
 
 	* elf.c (_bfd_elf_link_hash_table_init): Initialize dynlocal.
diff --git a/bfd/ppcboot.c b/bfd/ppcboot.c
index d9db8268d47..9441848b3d3 100644
--- a/bfd/ppcboot.c
+++ b/bfd/ppcboot.c
@@ -64,7 +64,11 @@ typedef struct ppcboot_hdr {
   bfd_byte		os_id;			/* OS_ID */
   char			partition_name[32];	/* partition name */
   bfd_byte		reserved1[470];		/* reserved */
-} ppcboot_hdr_t;
+}
+#ifdef __GNUC__
+  __attribute__ ((packed))
+#endif
+ppcboot_hdr_t;
 
 /* Signature bytes for last 2 bytes of the 512 byte record */
 #define SIGNATURE0 0x55