--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,6 @@
 #
 #    pip-compile --output-file=requirements.txt setup.py
 #
-appdirs==1.4.3            # via etesync (setup.py)
 asn1crypto==0.24.0        # via etesync (setup.py)
 attrs==19.1.0             # via packaging
 certifi==2019.6.16        # via requests
@@ -23,6 +22,5 @@
 python-dateutil==2.8.0    # via etesync (setup.py), vobject
 pytz==2019.2              # via etesync (setup.py)
 requests==2.22.0          # via etesync (setup.py)
-six==1.12.0               # via cryptography, etesync (setup.py), furl, orderedmultidict, packaging, python-dateutil
 urllib3==1.25.3           # via requests
 vobject==0.9.6.1          # via etesync (setup.py)
--- a/setup.py
+++ b/setup.py
@@ -18,7 +18,6 @@
     packages=find_packages(exclude=("tests",)),
     include_package_data=True,
     install_requires=[
-        'appdirs>=1.4',
         'asn1crypto>=0.22',
         'cffi>=1.10',
         'cryptography>=3.0',
@@ -34,7 +33,6 @@
         'python-dateutil>=2.6',
         'pytz>=2019.1',
         'requests>=2.21',
-        'six>=1.10',
         'vobject>=0.9',
     ]
 )