diff --git a/setup.py b/setup.py
index e58be9b3f9bc40338136835d92c85fc90698d66c..794e0f90b74ebb1cdf7fb3de8571ba4a2113c342 100644
--- a/setup.py
+++ b/setup.py
@@ -48,6 +48,7 @@ setuptools.setup(
     packages=setuptools.find_packages(),
 
     install_requires=install_requires,
+    extras_require=extras_require,
 
     classifiers=[
         "Development Status :: 3 - Alpha",