diff --git a/setup.py b/setup.py
index 8858e18..0ac784f 100644
--- a/setup.py
+++ b/setup.py
@@ -28,6 +28,7 @@
     "Programming Language :: Python :: 3.4",
     'Programming Language :: Python :: 3.4',
     "License :: OSI Approved :: MIT License",
+    "Topic :: Scientific/Engineering :: Bio-Informatics",
     ],
   author='Peter Hickey',
   author_email='peter.hickey@gmail.com',