diff -Nru w3-dtd-mathml-2.0.0.0/debian/changelog w3-dtd-mathml-2.0.0.0/debian/changelog
--- w3-dtd-mathml-2.0.0.0/debian/changelog	2012-05-31 07:22:10.000000000 +0000
+++ w3-dtd-mathml-2.0.0.0/debian/changelog	2021-01-03 12:43:06.000000000 +0000
@@ -1,3 +1,10 @@
+w3-dtd-mathml (2.0.0.0-5.1) 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 13:43:06 +0100
+
 w3-dtd-mathml (2.0.0.0-5) unstable; urgency=low
 
   * .ent files not taken into account in the catalog system. Closes: #283173