diff --git a/.github/workflows/validation.yml b/.github/workflows/validation.yml
index 66eb1a7..4e91771 100644
--- a/.github/workflows/validation.yml
+++ b/.github/workflows/validation.yml
@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.5", "3.6", "3.7", "3.8", "3.9", "3.10"]
+        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10"]
     steps:
     - uses: actions/checkout@v2
     - uses: actions/setup-python@v2
diff --git a/changelog.md b/changelog.md
index c5ff2b6..7e1a4bf 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,8 @@
 # Changelog
 
+## [0.10.0](https://github.com/dbader/pytest-mypy/milestone/18)
+* Drop support for python<3.6.
+
 ## [0.9.1](https://github.com/dbader/pytest-mypy/milestone/17)
 * Add support for pytest 7.
 
diff --git a/setup.py b/setup.py
index 6680643..ae12003 100644
--- a/setup.py
+++ b/setup.py
@@ -29,12 +29,11 @@ def read(fname):
     py_modules=[
         os.path.splitext(os.path.basename(path))[0] for path in glob.glob("src/*.py")
     ],
-    python_requires=">=3.5",
+    python_requires=">=3.6",
     setup_requires=["setuptools-scm>=3.5"],
     install_requires=[
         "attrs>=19.0",
         "filelock>=3.0",
-        'pytest>=4.6,<7.0; python_version>="3.5" and python_version<"3.6"',
         'pytest>=4.6; python_version>="3.6" and python_version<"3.10"',
         'pytest>=6.2; python_version>="3.10"',
         'mypy>=0.500; python_version<"3.8"',
@@ -48,7 +47,6 @@ def read(fname):
         "Topic :: Software Development :: Testing",
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
diff --git a/src/pytest_mypy.py b/src/pytest_mypy.py
index 862b097..d067925 100644
--- a/src/pytest_mypy.py
+++ b/src/pytest_mypy.py
@@ -97,14 +97,14 @@ def pytest_configure_node(self, node):  # xdist hook
 
     config.addinivalue_line(
         "markers",
-        "{marker}: mark tests to be checked by mypy.".format(marker=MypyItem.MARKER),
+        f"{MypyItem.MARKER}: mark tests to be checked by mypy.",
     )
     if config.getoption("--mypy-ignore-missing-imports"):
         mypy_argv.append("--ignore-missing-imports")
 
     mypy_config_file = config.getoption("--mypy-config-file")
     if mypy_config_file:
-        mypy_argv.append("--config-file={}".format(mypy_config_file))
+        mypy_argv.append(f"--config-file={mypy_config_file}")
 
 
 def pytest_collect_file(file_path, parent):
@@ -221,11 +221,7 @@ def runtest(self):
         """Raise a MypyError if mypy exited with a non-zero status."""
         results = MypyResults.from_session(self.session)
         if results.status:
-            raise MypyError(
-                "mypy exited with status {status}.".format(
-                    status=results.status,
-                ),
-            )
+            raise MypyError(f"mypy exited with status {results.status}.")
 
 
 @attr.s(frozen=True, kw_only=True)
@@ -256,7 +252,7 @@ def from_mypy(
         cls,
         items: List[MypyFileItem],
         *,
-        opts: Optional[List[str]] = None  # noqa: C816
+        opts: Optional[List[str]] = None,
     ) -> "MypyResults":
         """Generate results from mypy."""
 
diff --git a/tox.ini b/tox.ini
index 71fa95b..211ad8f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -3,7 +3,6 @@
 minversion = 3.20
 isolated_build = true
 envlist =
-    py35-pytest{4.6, 5.0, 5.x, 6.0, 6.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
     py36-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
     py37-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
     py38-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.71, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
@@ -14,7 +13,6 @@ envlist =
 
 [gh-actions]
 python =
-    3.5: py35-pytest{4.6, 5.0, 5.x, 6.0, 6.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
     3.6: py36-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
     3.7: py37-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
     3.8: py38-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.71, 0.7x, 0.80, 0.8x, 0.90, 0.9x}, publish, static
@@ -90,9 +88,8 @@ commands =
 [testenv:static]
 deps =
     bandit ~= 1.7.0
-    black ~= 21.6b
-    flake8 ~= 3.9.0
-    flake8-commas ~= 2.0.0
+    black ~= 22.3.0
+    flake8 ~= 4.0.0
     mypy >= 0.900, < 0.910
 commands =
     black --check src setup.py tests