diff --git a/setup.py b/setup.py
index df71919..83145e8 100644
--- a/setup.py
+++ b/setup.py
@@ -28,6 +28,6 @@ setup(
     zip_safe=False,
     install_requires=extract_requires(),
     extras_require={
-        'graphviz': ['pydot'],
+        'dot': ['pydot'],
     },
 )