diff -Nru roaraudio-1.0~beta12/debian/changelog roaraudio-1.0~beta12/debian/changelog
--- roaraudio-1.0~beta12/debian/changelog	2019-01-25 09:11:03.000000000 +0000
+++ roaraudio-1.0~beta12/debian/changelog	2019-01-28 09:24:17.000000000 +0000
@@ -1,3 +1,11 @@
+roaraudio (1.0~beta12-2) unstable; urgency=medium
+
+  * Add patch 01-reproducible-build from Chris Lamp to make the build
+    reproducible again.
+    Closes: #920592
+
+ -- Patrick Matthäi <pmatthaei@debian.org>  Mon, 28 Jan 2019 10:24:17 +0100
+
 roaraudio (1.0~beta12-1) unstable; urgency=high
 
   * New upstream release.
diff -Nru roaraudio-1.0~beta12/debian/patches/01-reproducible-build.diff roaraudio-1.0~beta12/debian/patches/01-reproducible-build.diff
--- roaraudio-1.0~beta12/debian/patches/01-reproducible-build.diff	1970-01-01 00:00:00.000000000 +0000
+++ roaraudio-1.0~beta12/debian/patches/01-reproducible-build.diff	2019-01-28 09:24:17.000000000 +0000
@@ -0,0 +1,54 @@
+Description: Make the build reproducible
+Author: Chris Lamb <lamby@debian.org>
+Last-Update: 2019-01-27
+
+--- roaraudio-1.0~beta12.orig/build-system/configure.lib
++++ roaraudio-1.0~beta12/build-system/configure.lib
+@@ -549,8 +549,13 @@ write_header_configlog() {
+  */
+ 
+ EOF
+-  echo '/* uname: ' $(uname -a) '*/'
+-  echo '/* Date : ' $(LC_ALL=C date --utc)  '*/'
++  echo '/* Date : ' $(LC_ALL=C date --utc --date="@${SOURCE_DATE_EPOCH:-$(date +%s)}")  '*/'
++  if [ "$SOURCE_DATE_EPOCH" = '' ]
++  then
++    echo '/* uname: ' $(uname -a) '*/'
++  else
++    echo '/* uname: (reproducible) */'
++  fi
+   echo
+ 
+   echo
+@@ -588,8 +593,13 @@ write_header_configh() {
+   echo "#define $1"
+   echo
+   echo '#ifdef __RABS_COMMENT__'
+-  echo '/* uname: ' $(uname -a) '*/'
+-  echo '/* Date : ' $(LC_ALL=C date --utc)  '*/'
++  echo '/* Date : ' $(LC_ALL=C date --utc --date="@${SOURCE_DATE_EPOCH:-$(date +%s)}")  '*/'
++  if [ "$SOURCE_DATE_EPOCH" = '' ]
++  then
++    echo '/* uname: ' $(uname -a) '*/'
++  else
++    echo '/* uname: (reproducible) */'
++  fi
+   echo '#endif'
+   echo
+  } >&3
+--- roaraudio-1.0~beta12.orig/build-system/configure.tests
++++ roaraudio-1.0~beta12/build-system/configure.tests
+@@ -52,7 +52,12 @@ test_pkgversion() {
+ 
+ test_buildstamp() {
+  echo -n "checking for build stamp of this package... "
+- BUILD_STAMP="`LC_ALL=C date --utc +'%F %X'` (`id -un`@`uname -n`)"
++ if [ "$SOURCE_DATE_EPOCH" = '' ]
++ then
++   BUILD_STAMP="`LC_ALL=C date --utc +'%F %X'` (`id -un`@`uname -n`)"
++ else
++   BUILD_STAMP="`LC_ALL=C date --utc +'%F %X' --date=@$SOURCE_DATE_EPOCH` (reproducuble)"
++ fi
+  echo "$BUILD_STAMP"
+  return 0
+ }
diff -Nru roaraudio-1.0~beta12/debian/patches/series roaraudio-1.0~beta12/debian/patches/series
--- roaraudio-1.0~beta12/debian/patches/series	1970-01-01 00:00:00.000000000 +0000
+++ roaraudio-1.0~beta12/debian/patches/series	2019-01-28 09:24:17.000000000 +0000
@@ -0,0 +1 @@
+01-reproducible-build.diff