diff --git a/testing/code/test_excinfo.py b/testing/code/test_excinfo.py
index 19c888403..e6a9cbaf7 100644
--- a/testing/code/test_excinfo.py
+++ b/testing/code/test_excinfo.py
@@ -364,12 +364,12 @@ def test_excinfo_no_sourcecode():
     assert s == "  File '<string>':1 in <module>\n  ???\n"
 
 
-def test_excinfo_no_python_sourcecode(tmpdir):
+def test_excinfo_no_python_sourcecode(tmp_path: Path) -> None:
     # XXX: simplified locally testable version
-    tmpdir.join("test.txt").write("{{ h()}}:")
+    tmp_path.joinpath("test.txt").write_text("{{ h()}}:")
 
     jinja2 = pytest.importorskip("jinja2")
-    loader = jinja2.FileSystemLoader(str(tmpdir))
+    loader = jinja2.FileSystemLoader(str(tmp_path))
     env = jinja2.Environment(loader=loader)
     template = env.get_template("test.txt")
     excinfo = pytest.raises(ValueError, template.render, h=h)
diff --git a/testing/test_argcomplete.py b/testing/test_argcomplete.py
index a3224be51..8c10e230b 100644
--- a/testing/test_argcomplete.py
+++ b/testing/test_argcomplete.py
@@ -1,7 +1,9 @@
 import subprocess
 import sys
+from pathlib import Path
 
 import pytest
+from _pytest.monkeypatch import MonkeyPatch
 
 # Test for _argcomplete but not specific for any application.
 
@@ -65,19 +67,22 @@ class FilesCompleter:
 
 class TestArgComplete:
     @pytest.mark.skipif("sys.platform in ('win32', 'darwin')")
-    def test_compare_with_compgen(self, tmpdir):
+    def test_compare_with_compgen(
+        self, tmp_path: Path, monkeypatch: MonkeyPatch
+    ) -> None:
         from _pytest._argcomplete import FastFilesCompleter
 
         ffc = FastFilesCompleter()
         fc = FilesCompleter()
 
-        with tmpdir.as_cwd():
-            assert equal_with_bash("", ffc, fc, out=sys.stdout)
+        monkeypatch.chdir(tmp_path)
 
-            tmpdir.ensure("data")
+        assert equal_with_bash("", ffc, fc, out=sys.stdout)
 
-            for x in ["d", "data", "doesnotexist", ""]:
-                assert equal_with_bash(x, ffc, fc, out=sys.stdout)
+        tmp_path.cwd().joinpath("data").touch()
+
+        for x in ["d", "data", "doesnotexist", ""]:
+            assert equal_with_bash(x, ffc, fc, out=sys.stdout)
 
     @pytest.mark.skipif("sys.platform in ('win32', 'darwin')")
     def test_remove_dir_prefix(self):