diff -Nru llvm-toolchain-4.0-4.0/debian/changelog llvm-toolchain-4.0-4.0/debian/changelog
--- llvm-toolchain-4.0-4.0/debian/changelog	2017-03-13 16:54:08.000000000 +0000
+++ llvm-toolchain-4.0-4.0/debian/changelog	2017-03-23 11:39:35.000000000 +0000
@@ -1,3 +1,9 @@
+llvm-toolchain-4.0 (1:4.0-1ubuntu1~16.10~0.1) yakkety; urgency=medium
+
+  * Backport to yakkety.
+
+ -- Timo Aaltonen <tjaalton@debian.org>  Thu, 23 Mar 2017 13:37:43 +0200
+
 llvm-toolchain-4.0 (1:4.0-1ubuntu1) zesty; urgency=low
 
   * Merge from Debian unstable.  Remaining changes: