diff --git a/setup.py b/setup.py
index ef8ab5d7..c767a1fd 100755
--- a/setup.py
+++ b/setup.py
@@ -27,9 +27,9 @@
   from distutils.command.sdist import sdist
 
 version_tuple = (sys.version_info[0], sys.version_info[1])
-if version_tuple < (3, 6):
+if version_tuple < (3, 7):
   print((
-      'Unsupported Python version: {0:s}, version 3.6 or higher '
+      'Unsupported Python version: {0:s}, version 3.7 or higher '
       'required.').format(sys.version))
   sys.exit(1)
 
diff --git a/tox.ini b/tox.ini
index 98802d73..4f1b1ed1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py3{6,7,8,9,10},coverage,docs,lint
+envlist = py3{7,8,9,10},coverage,docs,lint
 
 [testenv]
 pip_pre = True
@@ -10,7 +10,7 @@ deps =
     -rtest_requirements.txt
     coverage: coverage
 commands =
-    py3{6,7,8,9,10}: ./run_tests.py
+    py3{7,8,9,10}: ./run_tests.py
     coverage: coverage erase
     coverage: coverage run --source=dfvfs --omit="*_test*,*__init__*,*test_lib*" run_tests.py