diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 27901645..df854f7a 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 ## 1.0.0
+### 1.0.0-rc.129
+This is an UNSTABLE release. The release has significant modifications and bug fixes, if things go wrong, it is better to revert to 1.0.0-rc.124.
+
+* jfjoch_broker: Significant improvements in TCP image socket, as a viable alternative for ZeroMQ sockets (only a single port on broker side, dynamically change number of writers, acknowledgments for written files)
+* jfjoch_broker: Delta phi is calculated also for still data in Bragg prediction
+* jfjoch_broker: Image pusher statistics are accessible via the REST interface
+* jfjoch_writer: Supports TCP image socket and for these auto-forking option
+
 ### 1.0.0-rc.128
 This is an UNSTABLE release. The release has significant modifications and bug fixes, if things go wrong, it is better to revert to 1.0.0-rc.124.