diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index f6a9e15..b7298f8 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.2.2"
+  ".": "1.2.3"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e890952..86454fd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [1.2.3](https://github.com/IFCA-Advanced-Computing/anjana/compare/v1.2.2...v1.2.3) (2026-08-06)
+
+
+### Bug Fixes
+
+* update hierarchy level check ([7c06e43](https://github.com/IFCA-Advanced-Computing/anjana/commit/7c06e435f888fcee37f7daa56e20dacaf31dd0db))
+
+
+### Documentation
+
+* bump release version from 1.2.1 to 1.2.2 ([a1f512f](https://github.com/IFCA-Advanced-Computing/anjana/commit/a1f512f0b06bed7dd809d002398c3b8a2f79a3fb))
+
 ## [1.2.2](https://github.com/IFCA-Advanced-Computing/anjana/compare/v1.2.1...v1.2.2) (2026-05-21)
 
 
diff --git a/anjana/__init__.py b/anjana/__init__.py
index be8c85b..5cdafcc 100644
--- a/anjana/__init__.py
+++ b/anjana/__init__.py
@@ -16,4 +16,4 @@
 
 """ANJANA is an open source framework for anonymizing data with different techniques."""
 
-__version__ = "1.2.2"
+__version__ = "1.2.3"
diff --git a/pyproject.toml b/pyproject.toml
index 0c71f8b..a0e502b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "anjana"
-version = "1.2.2"
+version = "1.2.3"
 description = "ANJANA is an open source framework for applying different anonymity techniques."
 authors = [
     "Judith Sáinz-Pardo Díaz <sainzpardo@ifca.unican.es>",