diff -Nru c2hs-0.28.6/debian/changelog c2hs-0.28.6/debian/changelog
--- c2hs-0.28.6/debian/changelog	2020-02-08 10:56:30.000000000 +0000
+++ c2hs-0.28.6/debian/changelog	2020-08-27 00:02:50.000000000 +0000
@@ -1,3 +1,9 @@
+c2hs (0.28.6-1build4) groovy; urgency=medium
+
+  * No-change rebuild against libffi8ubuntu1
+
+ -- Steve Langasek <steve.langasek@ubuntu.com>  Thu, 27 Aug 2020 00:02:50 +0000
+
 c2hs (0.28.6-1build3) focal; urgency=medium
 
   * No-change rebuild with fixed binutils on arm64.
diff -Nru c2hs-0.28.6/debian/control c2hs-0.28.6/debian/control
--- c2hs-0.28.6/debian/control	2019-07-29 00:13:16.000000000 +0000
+++ c2hs-0.28.6/debian/control	2020-08-27 00:02:49.000000000 +0000
@@ -1,5 +1,6 @@
 Source: c2hs
-Maintainer: Debian Haskell Group <pkg-haskell-maintainers@lists.alioth.debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debian Haskell Group <pkg-haskell-maintainers@lists.alioth.debian.org>
 Uploaders:
  Arjan Oosting <arjan@debian.org>,
  Erik de Castro Lopo <erikd@mega-nerd.com>,