diff -Nru ibus-input-pad-1.4.99.20140916/debian/changelog ibus-input-pad-1.4.99.20140916/debian/changelog
--- ibus-input-pad-1.4.99.20140916/debian/changelog	2021-10-31 00:04:54.000000000 +0000
+++ ibus-input-pad-1.4.99.20140916/debian/changelog	2021-12-07 20:21:24.000000000 +0000
@@ -1,3 +1,11 @@
+ibus-input-pad (1.4.99.20140916-2) unstable; urgency=medium
+
+  * Team upload.
+  * debian/patches: Add patch from Chris Lamb to make the build
+    reproducible. (Closes: #998312)
+
+ -- Boyuan Yang <byang@debian.org>  Tue, 07 Dec 2021 15:21:24 -0500
+
 ibus-input-pad (1.4.99.20140916-1) unstable; urgency=medium
 
   * Team upload.
diff -Nru ibus-input-pad-1.4.99.20140916/debian/patches/0001-Make-the-build-reproducible.patch ibus-input-pad-1.4.99.20140916/debian/patches/0001-Make-the-build-reproducible.patch
--- ibus-input-pad-1.4.99.20140916/debian/patches/0001-Make-the-build-reproducible.patch	1970-01-01 00:00:00.000000000 +0000
+++ ibus-input-pad-1.4.99.20140916/debian/patches/0001-Make-the-build-reproducible.patch	2021-12-07 20:21:08.000000000 +0000
@@ -0,0 +1,32 @@
+From: Chris Lamb <lamby@debian.org>
+Date: Tue, 2 Nov 2021 09:34:15 +0000
+Subject: Make the build reproducible
+
+Last-Update: 2021-12-07
+Bug-Debian: https://bugs.debian.org/998312
+---
+ configure.ac | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/configure.ac b/configure.ac
+index acde72e..41b75bf 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -26,7 +26,7 @@ m4_define([ibus_minor_version], [4])
+ m4_define([ibus_micro_version], [99])
+ m4_define([pad_abi_current], [1])
+ m4_define(ibus_maybe_datestamp,
+-    m4_esyscmd([if test x]ibus_released[ != x1; then date +.%Y%m%d | tr -d '\n\r'; fi]))
++    m4_esyscmd([if test x]ibus_released[ != x1; then date --utc --date="@${SOURCE_DATE_EPOCH:-$(date +%s)}" '+.%Y%m%d' | tr -d '\n\r'; fi]))
+ 
+ m4_define([ibus_version],
+     ibus_major_version.ibus_minor_version.ibus_micro_version[]ibus_maybe_datestamp)
+@@ -56,7 +56,7 @@ IT_PROG_INTLTOOL([0.35.0])
+ 
+ dnl - For dislpay Date
+ m4_define(ibus_datedisplay,
+-    m4_esyscmd(date '+%a %b %d %Y' | tr -d '\n\r'))
++    m4_esyscmd(date --utc --date="@${SOURCE_DATE_EPOCH:-$(date +%s)}" '+%a %b %d %Y' | tr -d '\n\r'))
+ DATE_DISPLAY="ibus_datedisplay"
+ AC_SUBST(DATE_DISPLAY)
+ 
diff -Nru ibus-input-pad-1.4.99.20140916/debian/patches/series ibus-input-pad-1.4.99.20140916/debian/patches/series
--- ibus-input-pad-1.4.99.20140916/debian/patches/series	1970-01-01 00:00:00.000000000 +0000
+++ ibus-input-pad-1.4.99.20140916/debian/patches/series	2021-12-07 20:21:08.000000000 +0000
@@ -0,0 +1 @@
+0001-Make-the-build-reproducible.patch