diff --git a/setup.py b/setup.py
index 2db9d72..1e52c71 100644
--- a/setup.py
+++ b/setup.py
@@ -34,8 +34,8 @@ setup(
     install_requires=[
         "django>=1.11",
         "appdirs>=1.4.3",
-        'enum34==1.1.6;python_version<"3.4"',
-        "six==1.14.0",
+        'enum34>=1.1.6;python_version<"3.4"',
+        "six>=1.14.0",
     ],
     extras_require={
         "test": [