diff -Nru ffmpegthumbnailer-2.1.1/debian/changelog ffmpegthumbnailer-2.1.1/debian/changelog
--- ffmpegthumbnailer-2.1.1/debian/changelog	2018-05-25 15:39:10.000000000 +0000
+++ ffmpegthumbnailer-2.1.1/debian/changelog	2018-07-19 08:46:33.000000000 +0000
@@ -1,3 +1,9 @@
+ffmpegthumbnailer (2.1.1-0.2build1) cosmic; urgency=medium
+
+  * No-change rebuild for ffmpeg soname changes.
+
+ -- Matthias Klose <doko@ubuntu.com>  Thu, 19 Jul 2018 08:46:33 +0000
+
 ffmpegthumbnailer (2.1.1-0.2) unstable; urgency=medium
 
   * Non-maintainer upload.