diff -Nru haskell-control-monad-loop-0.1/debian/changelog haskell-control-monad-loop-0.1/debian/changelog
--- haskell-control-monad-loop-0.1/debian/changelog	2016-10-27 22:33:00.000000000 +0000
+++ haskell-control-monad-loop-0.1/debian/changelog	2017-01-24 23:58:15.000000000 +0000
@@ -1,3 +1,9 @@
+haskell-control-monad-loop (0.1-8build1) zesty; urgency=medium
+
+  * Rebuild against new GHC ABI.
+
+ -- Gianfranco Costamagna <locutusofborg@debian.org>  Wed, 25 Jan 2017 00:58:15 +0100
+
 haskell-control-monad-loop (0.1-8) unstable; urgency=medium
 
   * Upload to unstable as part of GHC 8 transition.