diff --git a/debian/changelog b/debian/changelog
index c7d1ccd2f818b43b207132db6427d9196f5be466..39d4e1f0d4f9dbd4657735027b0fc7203d3ba9a6 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+python-oslo.serialization (4.2.0-1) experimental; urgency=medium
+
+  * New upstream release.
+
+ -- Thomas Goirand <zigo@debian.org>  Mon, 23 Aug 2021 15:28:32 +0200
+
 python-oslo.serialization (4.1.0-2) unstable; urgency=medium
 
   * Upload to unstable.