diff --git a/qt_dotgraph/setup.py b/qt_dotgraph/setup.py
index 2790426c..6ca6f0fa 100644
--- a/qt_dotgraph/setup.py
+++ b/qt_dotgraph/setup.py
@@ -20,7 +20,6 @@
     keywords=['ROS'],
     classifiers=[
         'Intended Audience :: Developers',
-        'License :: OSI Approved :: BSD License',
         'Programming Language :: Python',
         'Topic :: Software Development',
     ],
@@ -28,5 +27,9 @@
         'qt_dotgraph provides helpers to work with dot graphs.'
     ),
     license='BSD',
-    tests_require=['pytest'],
+    extras_require={
+        'test': [
+            'pytest',
+        ],
+    },
 )