diff --git a/pyproject.toml b/pyproject.toml
index f9e6189..3612d45 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,6 +18,7 @@ classifiers = [
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.12",
     "Topic :: Scientific/Engineering :: Astronomy",
 ]
 keywords = ["lsst"]