diff --git a/Changes b/Changes
index c143d58cd..d2cd8f8f5 100644
--- a/Changes
+++ b/Changes
@@ -1,6 +1,9 @@
 CHANGES LOG
 -----------
 
+0.34.0
+ - add calmd to biobambam,samtools and duplexseq markdup methods
+
 0.33.1
  - update CI and tests