diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0c779ff..a9b4077 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add `DownloadCSVs` module and functions which downloads the latest CSVs from Google sheets
 - Add `ClockParser` module and `get_skew` function
 - Add `lvds_tx_skew` column to `qaqc_single_run_result` table and related functions in `import_data.jl`
+- Add example Pluto notebook which plots clock skew histogram
+- Add `count_riseup` to count rise up in clock result
 
 ### Changed