diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 25a7622..bf4964b 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{".":"1.9.0"}
+{".":"1.10.0"}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7f3be11..57abbe3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## [1.10.0](https://github.com/RicardoRyn/plotfig/compare/v1.9.0...v1.10.0) (2025-11-19)
+
+
+### Features ✨
+
+* **data:** add human and macaque flat brain surface data ([86c56b6](https://github.com/RicardoRyn/plotfig/commit/86c56b6d556f62e087ff37cb515c927596f83afe))
+* **surface:** add flat surface support and sulcal data ([fd64707](https://github.com/RicardoRyn/plotfig/commit/fd6470774b83fd97de96fba3fc60e73cc56fa1e0))
+
 ## [1.9.0](https://github.com/RicardoRyn/plotfig/compare/v1.8.1...v1.9.0) (2025-11-12)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 656a8e1..9fc368c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "plotfig"
-version = "1.9.0"
+version = "1.10.0"
 description = "Scientific plotting package for Cognitive neuroscience"
 keywords = ["neuroscience", "plotting", "visualization"]
 readme = "README.md"