diff -Nru solvespace-2.3+repack1/debian/changelog solvespace-2.3+repack1/debian/changelog
--- solvespace-2.3+repack1/debian/changelog	2020-06-01 20:17:17.000000000 +0000
+++ solvespace-2.3+repack1/debian/changelog	2020-07-28 16:48:05.000000000 +0000
@@ -1,3 +1,9 @@
+solvespace (2.3+repack1-4build1) groovy; urgency=medium
+
+  * No change rebuild against new json-c ABI.
+
+ -- Dimitri John Ledkov <xnox@ubuntu.com>  Tue, 28 Jul 2020 17:48:05 +0100
+
 solvespace (2.3+repack1-4) unstable; urgency=medium
 
   * [f5f8b5c] Add link to the fixed by upstream issue
diff -Nru solvespace-2.3+repack1/debian/control solvespace-2.3+repack1/debian/control
--- solvespace-2.3+repack1/debian/control	2020-06-01 20:17:11.000000000 +0000
+++ solvespace-2.3+repack1/debian/control	2020-07-28 16:48:05.000000000 +0000
@@ -1,5 +1,6 @@
 Source: solvespace
-Maintainer: Debian Science Maintainers <debian-science-maintainers@lists.alioth.debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debian Science Maintainers <debian-science-maintainers@lists.alioth.debian.org>
 Uploaders: whitequark <whitequark@whitequark.org>,
            Anton Gladky <gladk@debian.org>
 Section: graphics