diff --git a/setup.cfg b/setup.cfg
index 570d6c7..d4fab85 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -11,6 +11,7 @@ licenses = LGPL-3.0
 classifier =
     Intended Audience :: Developers
     Development Status :: 5 - Production/Stable
+    License :: OSI Approved :: GNU Lesser General Public License v3 or later (LGPLv3+)
     Programming Language :: Python
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3.9
@@ -28,4 +29,4 @@ setup_hooks =
 packages = fastremap
 
 [bdist_wheel]
-universal = 0
\ No newline at end of file
+universal = 0