diff --git a/pyproject.toml b/pyproject.toml
index 6912a82e..19c37ded 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -67,3 +67,9 @@ dummy-variable-rgx = "^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"
 "src/borg/testsuite/archiver/return_codes.py" = ["F811"]
 "src/borg/testsuite/benchmark.py" = ["F811"]
 "src/borg/testsuite/platform.py" = ["F811"]
+
+[tool.pytest.ini_options]
+python_files = "testsuite/*.py"
+markers = [
+    "allow_cache_wipe",
+]
diff --git a/setup.cfg b/setup.cfg
index afe4e95a..112dfb71 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -69,11 +69,6 @@ llfuse = llfuse >= 1.3.8
 pyfuse3 = pyfuse3 >= 3.1.1
 nofuse =
 
-[tool:pytest]
-python_files = testsuite/*.py
-markers =
-    allow_cache_wipe
-
 [mypy]
 python_version = 3.9
 strict_optional = False