diff --git a/pyproject.toml b/pyproject.toml
index 266ac84..7016f88 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ dynamic = ["version"]
 name = "raillabel"
 description = "A devkit for working with recorded and annotated train ride data from Deutsche Bahn."
 readme = "README.md"
-requires-python = ">=3.8, <=3.12"
+requires-python = ">=3.8, <3.13"
 license = { text = "Apache-2.0" }
 authors = [
   { name = "DB InfraGO AG" },
@@ -31,6 +31,7 @@ classifiers = [
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
 ]
 dependencies = [
   "jsonschema>=4.4.0",