diff --git a/pyproject.toml b/pyproject.toml
index 386a728..ed9dbb0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ classifiers = [
     "Natural Language :: English",
     "Programming Language :: Python :: 3",
 ]
-requires-python = ">= 3.6"
+requires-python = ">= 3.7"
 dependencies = [
     "gitignore-parser",
     "polib",
diff --git a/tox.ini b/tox.ini
index 6955a77..f2bb204 100644
--- a/tox.ini
+++ b/tox.ini
@@ -13,7 +13,7 @@ skip_covered = True
 show_missing = True
 
 [tox]
-envlist = py3{6,7,8,9,10}, flake8, mypy, black, coverage
+envlist = py3{7,8,9,10,11}, flake8, mypy, black, coverage
 skip_missing_interpreters = True
 
 [testenv]