diff -Nru harvest-tools-1.3/debian/changelog harvest-tools-1.3/debian/changelog
--- harvest-tools-1.3/debian/changelog	2018-11-26 06:48:51.000000000 +0000
+++ harvest-tools-1.3/debian/changelog	2018-12-27 23:52:21.000000000 +0000
@@ -1,3 +1,9 @@
+harvest-tools (1.3-3+rpi1) buster-staging; urgency=medium
+
+  * Use c++14 rather than c++11 for compatibility with new capng.
+
+ -- Peter Michael Green <plugwash@raspbian.org>  Thu, 27 Dec 2018 23:52:21 +0000
+
 harvest-tools (1.3-3) unstable; urgency=medium
 
   [ Jelmer Vernoo ]
diff -Nru harvest-tools-1.3/debian/patches/series harvest-tools-1.3/debian/patches/series
--- harvest-tools-1.3/debian/patches/series	2018-11-26 06:48:51.000000000 +0000
+++ harvest-tools-1.3/debian/patches/series	2018-12-27 23:52:21.000000000 +0000
@@ -3,3 +3,4 @@
 hardening.patch
 remove_memwrap.patch
 parallel.patch
+use-c++-14.patch
diff -Nru harvest-tools-1.3/debian/patches/use-c++-14.patch harvest-tools-1.3/debian/patches/use-c++-14.patch
--- harvest-tools-1.3/debian/patches/use-c++-14.patch	1970-01-01 00:00:00.000000000 +0000
+++ harvest-tools-1.3/debian/patches/use-c++-14.patch	2018-12-27 23:52:21.000000000 +0000
@@ -0,0 +1,39 @@
+Description: Use c++14 rather than c++11 for compatibility with new capng.
+Author: Peter Michael Green <plugwash@raspbian.org>
+
+---
+The information above should follow the Patch Tagging Guidelines, please
+checkout http://dep.debian.net/deps/dep3/ to learn about the format. Here
+are templates for supplementary fields that you might want to add:
+
+Origin: <vendor|upstream|other>, <url of original patch>
+Bug: <url in upstream bugtracker>
+Bug-Debian: https://bugs.debian.org/<bugnumber>
+Bug-Ubuntu: https://launchpad.net/bugs/<bugnumber>
+Forwarded: <no|not-needed|url proving that it has been forwarded>
+Reviewed-By: <name and email of someone who approved the patch>
+Last-Update: 2018-12-27
+
+Index: harvest-tools-1.3/configure.ac
+===================================================================
+--- harvest-tools-1.3.orig/configure.ac
++++ harvest-tools-1.3/configure.ac
+@@ -29,7 +29,7 @@ then
+ 	AC_MSG_ERROR([Cap'n Proto compiler (capnp) not found.])
+ fi
+ 
+-CPPFLAGS="-I$with_protobuf/include -I$with_capnp/include -std=c++11"
++CPPFLAGS="-I$with_protobuf/include -I$with_capnp/include -std=c++14"
+ 
+ AC_CHECK_HEADER(google/protobuf/stubs/common.h, [result=1], [result=0])
+ 
+Index: harvest-tools-1.3/Makefile.in
+===================================================================
+--- harvest-tools-1.3.orig/Makefile.in
++++ harvest-tools-1.3/Makefile.in
+@@ -1,4 +1,4 @@
+-CXXFLAGS += -std=c++11 -Isrc -I@protobuf@/include -I@capnp@/include
++CXXFLAGS += -std=c++14 -Isrc -I@protobuf@/include -I@capnp@/include
+ 
+ UNAME_S=$(shell uname -s)
+