diff --git a/CHANGELOG.md b/CHANGELOG.md
index 831f9eb9..56423339 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## [4.10.0](https://www.github.com/mljs/spectra-processing/compare/v4.9.4...v4.10.0) (2020-12-08)
+
+
+### Features
+
+* add xyUniqueX and xyQuickSortX ([6fd6711](https://www.github.com/mljs/spectra-processing/commit/6fd6711c61d3bfb5cc0ee8e73894c6564e80710b))
+* add xyUniqueX and xySortX ([3ab1b4e](https://www.github.com/mljs/spectra-processing/commit/3ab1b4ed1380197747eacf62544f4679349481e8))
+
 ### [4.9.4](https://www.github.com/mljs/spectra-processing/compare/v4.9.3...v4.9.4) (2020-11-19)
 
 
diff --git a/package.json b/package.json
index 05dc760f..19f2a866 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ml-spectra-processing",
-  "version": "4.9.4",
+  "version": "4.10.0",
   "description": "Various method to process spectra",
   "main": "lib/index.js",
   "module": "src/index.js",