diff --git a/CHANGES b/CHANGES
index de94a41ee..295754665 100644
--- a/CHANGES
+++ b/CHANGES
@@ -17,6 +17,13 @@ $ pip install --user --upgrade --pre libtmux
 ### Tests / docs
 
 - Examples for pytest plugin (#439)
+- Move conftest.py to root level (#440)
+
+  - https://docs.pytest.org/en/stable/deprecations.html#pytest-plugins-in-non-top-level-conftest-files
+  - Less conftest.py files
+  - We can now run py.test for `README.md` without needing to proxy through
+    `docs/index.md`
+
 
 ## libtmux 0.15.2 (2022-09-17)
 
diff --git a/conftest.py b/conftest.py
index c6481d5f7..a728f2f20 100644
--- a/conftest.py
+++ b/conftest.py
@@ -1 +1,47 @@
+import pathlib
+import shutil
+import typing as t
+
+import pytest
+
+from _pytest.doctest import DoctestItem
+
+from libtmux.pytest_plugin import USING_ZSH
+
+if t.TYPE_CHECKING:
+    from libtmux.session import Session
+
 pytest_plugins = ["pytester"]
+
+
+@pytest.fixture(autouse=True)
+def add_doctest_fixtures(
+    request: pytest.FixtureRequest,
+    doctest_namespace: t.Dict[str, t.Any],
+) -> None:
+    if isinstance(request._pyfuncitem, DoctestItem) and shutil.which("tmux"):
+        request.getfixturevalue("set_home")
+        doctest_namespace["server"] = request.getfixturevalue("server")
+        session: "Session" = request.getfixturevalue("session")
+        doctest_namespace["session"] = session
+        doctest_namespace["window"] = session.attached_window
+        doctest_namespace["pane"] = session.attached_pane
+        doctest_namespace["request"] = request
+
+
+@pytest.fixture(autouse=True, scope="function")
+def set_home(
+    monkeypatch: pytest.MonkeyPatch,
+    user_path: pathlib.Path,
+) -> None:
+    monkeypatch.setenv("HOME", str(user_path))
+
+
+@pytest.fixture(autouse=True, scope="session")
+@pytest.mark.usefixtures("clear_env")
+def setup(
+    request: pytest.FixtureRequest,
+    config_file: pathlib.Path,
+) -> None:
+    if USING_ZSH:
+        request.getfixturevalue("zshrc")
diff --git a/docs/conftest.py b/docs/conftest.py
deleted file mode 100644
index 62571f546..000000000
--- a/docs/conftest.py
+++ /dev/null
@@ -1 +0,0 @@
-from libtmux.conftest import *  # NOQA: F4
diff --git a/src/libtmux/conftest.py b/src/libtmux/conftest.py
deleted file mode 100644
index cd01c8ad4..000000000
--- a/src/libtmux/conftest.py
+++ /dev/null
@@ -1,45 +0,0 @@
-import pathlib
-import shutil
-import typing as t
-
-import pytest
-
-from _pytest.doctest import DoctestItem
-
-from libtmux.pytest_plugin import USING_ZSH
-
-if t.TYPE_CHECKING:
-    from libtmux.session import Session
-
-
-@pytest.fixture(autouse=True)
-def add_doctest_fixtures(
-    request: pytest.FixtureRequest,
-    doctest_namespace: t.Dict[str, t.Any],
-) -> None:
-    if isinstance(request._pyfuncitem, DoctestItem) and shutil.which("tmux"):
-        request.getfixturevalue("set_home")
-        doctest_namespace["server"] = request.getfixturevalue("server")
-        session: "Session" = request.getfixturevalue("session")
-        doctest_namespace["session"] = session
-        doctest_namespace["window"] = session.attached_window
-        doctest_namespace["pane"] = session.attached_pane
-        doctest_namespace["request"] = request
-
-
-@pytest.fixture(autouse=True, scope="function")
-def set_home(
-    monkeypatch: pytest.MonkeyPatch,
-    user_path: pathlib.Path,
-) -> None:
-    monkeypatch.setenv("HOME", str(user_path))
-
-
-@pytest.fixture(autouse=True, scope="session")
-@pytest.mark.usefixtures("clear_env")
-def setup(
-    request: pytest.FixtureRequest,
-    config_file: pathlib.Path,
-) -> None:
-    if USING_ZSH:
-        request.getfixturevalue("zshrc")
diff --git a/tests/conftest.py b/tests/conftest.py
deleted file mode 100644
index ec9aaf09f..000000000
--- a/tests/conftest.py
+++ /dev/null
@@ -1,3 +0,0 @@
-from libtmux.conftest import *  # NOQA: F4
-
-pytest_plugins = ["pytester"]