diff --git a/pkgs/clan-cli/tests/clan_flake.py b/pkgs/clan-cli/tests/clan_flake.py
new file mode 100644
index 000000000..5a71635a8
--- /dev/null
+++ b/pkgs/clan-cli/tests/clan_flake.py
@@ -0,0 +1,17 @@
+from pathlib import Path
+from typing import Iterator
+
+import pytest
+from environment import mock_env
+
+
+@pytest.fixture
+def clan_flake(
+    temporary_directory: Path, monkeypatch: pytest.MonkeyPatch
+) -> Iterator[Path]:
+    flake = temporary_directory / "clan-flake"
+    flake.mkdir()
+    (flake / ".clan-flake").touch()
+    monkeypatch.chdir(flake)
+    with mock_env(HOME=str(temporary_directory)):
+        yield temporary_directory
diff --git a/pkgs/clan-cli/tests/conftest.py b/pkgs/clan-cli/tests/conftest.py
index f9b5b00d3..14a0cf031 100644
--- a/pkgs/clan-cli/tests/conftest.py
+++ b/pkgs/clan-cli/tests/conftest.py
@@ -3,4 +3,4 @@ import sys
 
 sys.path.append(os.path.join(os.path.dirname(__file__), "helpers"))
 
-pytest_plugins = ["temporary_dir"]
+pytest_plugins = ["temporary_dir", "clan_flake"]