diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 51f3c41..a5ea10f 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{".":"1.12.1"}
+{".":"1.13.0"}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index bf98a6d..3de17ac 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.13.0](https://github.com/RicardoRyn/plotfig/compare/v1.12.1...v1.13.0) (2025-12-08)
+
+
+### Features ✨
+
+* **bar:** add customizable y_base and interval for significance annotations ([b544985](https://github.com/RicardoRyn/plotfig/commit/b544985ac29208885c9ef24d80c30bd17ce25e05)), closes [#61](https://github.com/RicardoRyn/plotfig/issues/61)
+
 ## [1.12.1](https://github.com/RicardoRyn/plotfig/compare/v1.12.0...v1.12.1) (2025-11-24)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 1da5f36..6925440 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "plotfig"
-version = "1.12.1"
+version = "1.13.0"
 description = "Scientific plotting package for Cognitive neuroscience"
 keywords = ["neuroscience", "plotting", "visualization"]
 readme = "README.md"