diff -Nru gnuradio-3.8.1.0/debian/changelog gnuradio-3.8.1.0/debian/changelog
--- gnuradio-3.8.1.0/debian/changelog	2020-04-09 21:30:29.000000000 +0000
+++ gnuradio-3.8.1.0/debian/changelog	2020-05-20 12:18:30.000000000 +0000
@@ -1,3 +1,15 @@
+gnuradio (3.8.1.0-1build2) groovy; urgency=medium
+
+  * No-change rebuild for volk soname change.
+
+ -- Matthias Klose <doko@ubuntu.com>  Wed, 20 May 2020 14:18:30 +0200
+
+gnuradio (3.8.1.0-1build1) groovy; urgency=medium
+
+  * No-change rebuild against libgsl25
+
+ -- Graham Inggs <ginggs@ubuntu.com>  Fri, 08 May 2020 06:00:25 +0000
+
 gnuradio (3.8.1.0-1) unstable; urgency=medium
 
   * Release 3.8.1.0