diff --git a/CHANGELOG.md b/CHANGELOG.md
index 71309ae880503d69b4b05d3d6dda78108c8a62b3..986582ddcd7fef050f497a352b5af3f581f8a13e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,8 @@ that users understand how the changes affect the new version.
 -->
 version 5.1.0-dev
 ---------------------------
++ Added a task to add SVTYPE annotations to GRIDSS results
+  (`AnnotateSvTypes`).
 + The GRIDSS task will now run tabix separately if GRIDSS doesn't
   produce a vcf index.
 + Add a script to subtract UMI's from the read name and add them as