diff -Nru ros-opencv-apps-1.12.0/debian/changelog ros-opencv-apps-1.12.0/debian/changelog
--- ros-opencv-apps-1.12.0/debian/changelog	2019-11-24 04:48:55.000000000 +0000
+++ ros-opencv-apps-1.12.0/debian/changelog	2020-02-06 11:07:24.000000000 +0000
@@ -1,3 +1,15 @@
+ros-opencv-apps (1.12.0-3build3) focal; urgency=medium
+
+  * No change rebuild against new boost1.71 ABI
+
+ -- Dimitri John Ledkov <xnox@ubuntu.com>  Thu, 06 Feb 2020 11:07:24 +0000
+
+ros-opencv-apps (1.12.0-3build2) focal; urgency=medium
+
+  * No-change rebuild for opencv soname changes.
+
+ -- Matthias Klose <doko@ubuntu.com>  Sun, 02 Feb 2020 07:40:53 +0000
+
 ros-opencv-apps (1.12.0-3build1) focal; urgency=medium
 
   * No-change rebuild against libopencv-core4.1