diff --git a/setup.py b/setup.py
index e63e46a..3415948 100644
--- a/setup.py
+++ b/setup.py
@@ -45,13 +45,13 @@ setup(
         "License :: OSI Approved :: MIT License",
         "Programming Language :: Python :: 3",
         "Programming Language :: Python :: 3 :: Only",
-        "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
         "Topic :: Scientific/Engineering :: Artificial Intelligence",
     ],
     keywords="openai whisper speech ctranslate2 inference quantization transformer",
-    python_requires=">=3.9",
+    python_requires=">=3.10",
     install_requires=install_requires,
     extras_require={
         "conversion": conversion_requires,