diff --git a/mjx/pyproject.toml b/mjx/pyproject.toml
index 4ee26dd503..f3c61f83a5 100644
--- a/mjx/pyproject.toml
+++ b/mjx/pyproject.toml
@@ -21,6 +21,7 @@ classifiers = [
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Topic :: Scientific/Engineering",
 ]
 requires-python = ">=3.10"
diff --git a/python/pyproject.toml b/python/pyproject.toml
index f3f10bb7a0..5a702162a6 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -21,6 +21,7 @@ classifiers = [
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Topic :: Scientific/Engineering",
 ]
 dependencies = [