diff --git a/u_xorg-x11-server-reproducible.patch b/u_xorg-x11-server-reproducible.patch
new file mode 100644
index 0000000..8c21d5c
--- /dev/null
+++ b/u_xorg-x11-server-reproducible.patch
@@ -0,0 +1,33 @@
+Author: Chris Lamb <chris@chris-lamb.co.uk>
+Date: Thu, 20 Jul 2017 15:42:15 +0100
+Subject: configure.ac: Make BUILD_{DATE,TIME} respect SOURCE_DATE_EPOCH
+References: boo#1047218
+
+upstreaming in generalized form
+https://lists.x.org/pipermail/xorg-devel/2017-July/054127.html from lamby
+
+still not in 2018-02-20 with 1.19.6
+
+Signed-off-by: Bernhard M. Wiedemann <bwiedemann suse de>
+
+Index: xorg-server-1.19.3/configure.ac
+===================================================================
+--- xorg-server-1.19.3.orig/configure.ac
++++ xorg-server-1.19.3/configure.ac
+@@ -2555,9 +2555,14 @@ AC_DEFINE_DIR(PROJECTROOT, prefix, [Over
+ AC_DEFINE_DIR(SYSCONFDIR, sysconfdir, [sysconfdir])
+ 
+ AC_SUBST([RELEASE_DATE])
+-BUILD_DATE="`date +'%Y%m%d'`"
++if test "x$SOURCE_DATE_EPOCH" = "x"; then
++	BUILD_DATE="`date +'%Y%m%d'`"
++	BUILD_TIME="`date +'1%H%M%S'`"
++else
++	BUILD_DATE="`date --utc --date="@$SOURCE_DATE_EPOCH" +'%Y%m%d'`"
++	BUILD_TIME="`date --utc --date="@$SOURCE_DATE_EPOCH" +'1%H%M%S'`"
++fi
+ AC_SUBST([BUILD_DATE])
+-BUILD_TIME="`date +'1%H%M%S'`"
+ AC_SUBST([BUILD_TIME])
+ 
+ DIX_CFLAGS="-DHAVE_DIX_CONFIG_H $XSERVER_CFLAGS"
diff --git a/xorg-x11-server.changes b/xorg-x11-server.changes
index a286e92..4663d6c 100644
--- a/xorg-x11-server.changes
+++ b/xorg-x11-server.changes
@@ -8,6 +8,12 @@ Thu Feb 22 10:54:41 UTC 2018 - fcrozat@suse.com
   * Various crash and bug fixes in XWayland server (bgo#791383,
     bgo#790502).
 
+-------------------------------------------------------------------
+Tue Feb 20 20:07:00 UTC 2018 - bwiedemann@suse.com
+
+- Add u_xorg-x11-server-reproducible.patch to make build reproducible
+  (boo#1047218)
+
 -------------------------------------------------------------------
 Fri Feb  9 15:13:00 UTC 2018 - sndirsch@suse.com
 
diff --git a/xorg-x11-server.spec b/xorg-x11-server.spec
index 5fd3759..ec3cc37 100644
--- a/xorg-x11-server.spec
+++ b/xorg-x11-server.spec
@@ -230,6 +230,7 @@ Patch1301:      U_0001-animcur-Use-fixed-size-screen-private.patch
 Patch1302:      U_0002-animcur-Return-the-next-interval-directly-from-the-t.patch
 Patch1303:      U_0003-animcur-Run-the-timer-from-the-device-not-the-screen.patch
 Patch1304:      U_0004-animcur-Fix-transitions-between-animated-cursors.patch
+Patch1305:      u_xorg-x11-server-reproducible.patch
 
 %description
 This package contains the X.Org Server.
@@ -379,6 +380,7 @@ sh %{SOURCE92} --verify . %{SOURCE91}
 %patch1302 -p1
 %patch1303 -p1
 %patch1304 -p1
+%patch1305 -p1
 
 %build
 test -e source-file-list || \