diff --git a/tests/rules/test_brew_unknown_command.py b/tests/rules/test_brew_unknown_command.py
index 17adb47..42e6c7f 100644
--- a/tests/rules/test_brew_unknown_command.py
+++ b/tests/rules/test_brew_unknown_command.py
@@ -24,5 +24,6 @@ def test_get_new_command(brew_unknown_cmd, brew_unknown_cmd2):
     assert get_new_command(Command('brew inst', stderr=brew_unknown_cmd),
                            None) == ['brew list', 'brew install', 'brew uninstall']
 
-    assert get_new_command(Command('brew instaa', stderr=brew_unknown_cmd2),
-                           None) == ['brew install', 'brew uninstall', 'brew list']
+    cmds = get_new_command(Command('brew instaa', stderr=brew_unknown_cmd2), None)
+    assert 'brew install' in cmds
+    assert 'brew uninstall' in cmds
diff --git a/thefuck/utils.py b/thefuck/utils.py
index 0c3266b..e874efc 100644
--- a/thefuck/utils.py
+++ b/thefuck/utils.py
@@ -95,7 +95,7 @@ def get_all_executables():
     tf_alias = thefuck_alias()
     return [exe.name
             for path in os.environ.get('PATH', '').split(':')
-            for exe in _safe(Path(path).iterdir, [])
+            for exe in _safe(lambda: list(Path(path).iterdir()), [])
             if not _safe(exe.is_dir, True)] + [
                 alias for alias in get_aliases() if alias != tf_alias]