diff --git a/ChangeLog b/ChangeLog
index 38b8f00..1231e9f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2012-05-28  Niibe Yutaka  <gniibe@fsij.org>
 
+	* src/gnuk.ld.in (.sys): Add alignment settings.
+
 	* boards/common/hwinit.c (hwinit0): Define here.
 	* boards/*/board.c (hwinit0): Removed.
 
diff --git a/src/gnuk.ld.in b/src/gnuk.ld.in
index 29a1b8c..26506cc 100644
--- a/src/gnuk.ld.in
+++ b/src/gnuk.ld.in
@@ -56,6 +56,8 @@ SECTIONS
 	sys.o(.text.*)
         sys.o(.rodata)
 	sys.o(.rodata.*)
+	. = ALIGN(1024);
+	*(.sys)
     } > flash0
 
     .text : ALIGN(16) SUBALIGN(16)