diff --git a/setup.py b/setup.py
index 6b1a6ba3..9991e9ad 100644
--- a/setup.py
+++ b/setup.py
@@ -79,7 +79,6 @@ setup(
     keywords="api graphql protocol rest relay graphene",
     packages=find_packages(exclude=["tests", "tests.*", "examples"]),
     install_requires=[
-        "six>=1.10.0,<2",
         "graphql-core>=2.1,<3",
         "graphql-relay>=0.4.5,<1",
         "aniso8601>=3,<=6.0.*",