diff --git a/pytrustfall/pyproject.toml b/pytrustfall/pyproject.toml
index 8ec35dec..50e48d6e 100644
--- a/pytrustfall/pyproject.toml
+++ b/pytrustfall/pyproject.toml
@@ -14,6 +14,7 @@ classifiers = [
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
     "Topic :: Database :: Database Engines/Servers",
     "Topic :: Software Development :: Compilers",
     "Topic :: Software Development :: Interpreters",