diff --git a/CHANGELOG.md b/CHANGELOG.md
index c953170..a65208f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [0.13.0](https://github.com/shizand/statapp/compare/v0.12.5...v0.13.0) (2024-02-29)
+
+
+### Новые функции
+
+* добавлены весовые коэффициенты ([#126](https://github.com/shizand/statapp/issues/126)) ([1900785](https://github.com/shizand/statapp/commit/1900785502d9066b31ed5311fab334f21eb9454e))
+
+
+### Исправления
+
+* исправлена "Остаточная дисперсия (масштабированная)" ([#124](https://github.com/shizand/statapp/issues/124)) ([babfd48](https://github.com/shizand/statapp/commit/babfd48ee15504342b01d9a1a98fcc1aafc890dc))
+
 ## [0.12.5](https://github.com/shizand/statapp/compare/v0.12.4...v0.12.5) (2024-02-22)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index adfa8dd..afd76e0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "statapp"
-version = "0.12.5"
+version = "0.13.0"
 description = ""
 authors = [
     "Maxim Slipenko <statapp@maks1ms.addy.io>"