diff -Nru grcompiler-4.2/debian/changelog grcompiler-4.2/debian/changelog
--- grcompiler-4.2/debian/changelog	2014-06-03 12:25:40.000000000 +0000
+++ grcompiler-4.2/debian/changelog	2015-06-06 04:21:43.000000000 +0000
@@ -1,3 +1,13 @@
+grcompiler (4.2-5) unstable; urgency=medium
+
+  * Team upload
+  * debian/rules
+    - add hardening flags, and hope also fix reproducible build issue
+  * debian/control
+    - set Standards-Version: 3.9.6
+
+ -- Hideki Yamane <henrich@debian.org>  Sat, 06 Jun 2015 13:15:15 +0900
+
 grcompiler (4.2-4) unstable; urgency=medium
 
   * Team upload
diff -Nru grcompiler-4.2/debian/control grcompiler-4.2/debian/control
--- grcompiler-4.2/debian/control	2014-06-03 12:25:40.000000000 +0000
+++ grcompiler-4.2/debian/control	2015-06-06 04:21:43.000000000 +0000
@@ -5,7 +5,7 @@
 Priority: optional
 Maintainer: Debian Fonts Task Force <pkg-fonts-devel@lists.alioth.debian.org>
 Uploaders: Daniel Glassey <wdg@debian.org>, Martin Hosken <martin_hosken@sil.org>
-Standards-Version: 3.9.5
+Standards-Version: 3.9.6
 Vcs-Git: git://anonscm.debian.org/pkg-fonts/grcompiler.git
 Vcs-Browser: http://anonscm.debian.org/gitweb/?p=pkg-fonts/grcompiler.git;a=summary
 
diff -Nru grcompiler-4.2/debian/rules grcompiler-4.2/debian/rules
--- grcompiler-4.2/debian/rules	2014-06-03 12:25:40.000000000 +0000
+++ grcompiler-4.2/debian/rules	2015-06-06 04:21:43.000000000 +0000
@@ -1,5 +1,9 @@
 #!/usr/bin/make -f
 
+export DEB_BUILD_MAINT_OPTIONS = hardening=+all
+DPKG_EXPORT_BUILDFLAGS = 1
+include /usr/share/dpkg/buildflags.mk
+
 %:
 	dh $@ --with autoreconf