diff -Nru concurrent-dfsg-1.3.4/debian/changelog concurrent-dfsg-1.3.4/debian/changelog
--- concurrent-dfsg-1.3.4/debian/changelog	2010-05-03 17:54:07.000000000 +0000
+++ concurrent-dfsg-1.3.4/debian/changelog	2021-01-03 16:49:23.000000000 +0000
@@ -1,3 +1,10 @@
+concurrent-dfsg (1.3.4-4.1) unstable; urgency=medium
+
+  * Non maintainer upload by the Reproducible Builds team.
+  * No source change upload to rebuild on buildd with .buildinfo files.
+
+ -- Holger Levsen <holger@debian.org>  Sun, 03 Jan 2021 17:49:23 +0100
+
 concurrent-dfsg (1.3.4-4) unstable; urgency=low
 
   * Team upload