diff --git a/setup.py b/setup.py
index 2a41d055af48da64d335ee8026e47857d8417e7e..30150793662432d7803af11ef6acee6757c1c172 100644
--- a/setup.py
+++ b/setup.py
@@ -27,9 +27,10 @@
           "Topic :: Internet",
     ],
     keywords='networking protocol Internet OpenFlow',
-    license='GPL',
+    license='unspecified',
     install_requires=[
-        'setuptools'
+        'setuptools',
+        'networkx'
     ],
     scripts=scripts,
 )