--- setup.py	2017-05-20 18:01:44.000000000 +0200
+++ setup.py	2017-07-19 21:52:56.023550438 +0200
@@ -23,10 +23,10 @@
     DESCRIPTION = f.read()
 
 REQUIREMENTS = [
-    "appdirs~=1.4.0",
+    "appdirs",
     "pytz",
     "setuptools",
-    "six~=1.10.0",
+    "six",
 ]
 
 setup(
@@ -36,8 +36,8 @@
     description="Python's filesystem abstraction layer",
     install_requires=REQUIREMENTS,
     extras_require={
-        "scandir :python_version < '3.5'": ['scandir~=1.5'],
-        ":python_version < '3.4'": ['enum34~=1.1.6']
+        "scandir :python_version < '3.5'": ['scandir'],
+        ":python_version < '3.4'": ['enum34']
     },
     license="BSD",
     long_description=DESCRIPTION,