diff --git a/setup.py b/setup.py
index 1e12102..cb1e41d 100644
--- a/setup.py
+++ b/setup.py
@@ -60,7 +60,8 @@ setup(
 
         # Indicate who your project is intended for
         'Intended Audience :: Developers',
-        'Topic :: Software Development :: Build Tools',
+        'Topic :: Scientific/Engineering',
+        'Topic :: Software Development :: Libraries',
 
         # Pick your license as you wish (should match "license" above)
         'License :: OSI Approved :: MIT License',