diff --git a/CHANGELOG.md b/CHANGELOG.md
index b77136c..f62a520 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ The changelog format is based on [Keep a Changelog](https://keepachangelog.com/e
 
 ## Unreleased
 
+## [1.0.3]
+
 ### Changed
 
 * Add README page for Examples dir, add generated FMUs for each example (given FMI tools page requirements for Examples), and update the files generated by mlfmu codegen (add for pyspark example)
diff --git a/docs/source/conf.py b/docs/source/conf.py
index a326fd9..7c52bf8 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -26,7 +26,7 @@
 author = "Kristoffer Skare, Jorge Luis Mendez, Stephanie Kemna, Melih Akdag"
 
 # The full version, including alpha/beta/rc tags
-release = "1.0.2"
+release = "1.0.3"
 
 # -- General configuration ---------------------------------------------------
 # https://www.sphinx-doc.org/en/master/usage/configuration.html#general-configuration
diff --git a/pyproject.toml b/pyproject.toml
index 104f3f0..801094f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,10 +22,10 @@ packages = [
 
 [project]
 name = "mlfmu"
-version = "1.0.2"
+version = "1.0.3"
 description = "Export ML models represented as ONNX files to Functional-Mockup-Units (FMU)"
 readme = "README.md"
-requires-python = ">= 3.10"
+requires-python = ">= 3.10,<3.13"
 license = { file = "LICENSE" }
 authors = [
     { name = "Jorge Luis Mendez", email = "jorge.luis.mendez@dnv.com" },