diff --git a/setup.py b/setup.py
index 7971e267..6c6b2006 100644
--- a/setup.py
+++ b/setup.py
@@ -56,7 +56,7 @@
     package_dir={"": "src"},
     package_data={"": ["assets/*"]},
     include_package_data=True,
-    python_requires=">=3.7.0",
+    python_requires=">=3.10.0",
     install_requires=install_requires,
     extras_require=extras,
     classifiers=[
@@ -66,9 +66,6 @@
         "License :: OSI Approved :: Apache Software License",
         "Operating System :: OS Independent",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.7",
-        "Programming Language :: Python :: 3.8",
-        "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Topic :: Scientific/Engineering :: Artificial Intelligence",
     ],
diff --git a/src/datatrove/data.py b/src/datatrove/data.py
index 29a4334b..5bbe8b7f 100644
--- a/src/datatrove/data.py
+++ b/src/datatrove/data.py
@@ -12,8 +12,8 @@ class MediaType:
 class Media:
     type: int
     url: str
-    alt: str = None
-    local_path: str = None
+    alt: str | None = None
+    local_path: str | None = None
 
 
 @dataclass