diff --git a/src/pyserv/settings.py b/src/pyserv/settings.py
index cfb5f7e..a11c8b3 100644
--- a/src/pyserv/settings.py
+++ b/src/pyserv/settings.py
@@ -37,13 +37,12 @@ def init_dirs(dirs):
         usr_path.mkdir(parents=True, exist_ok=True)
 
 
-def platform_check():
+def platform_check() -> bool:
     """
     Check to see if we think we are POSIX.
 
-    :return list: valid platform name
+    :return we_are_posix: true if system is posix
     """
-    valid_os = []
     myname = sys.platform
     is_posix = os.name == 'posix'
     posix_list = [
@@ -52,9 +51,8 @@ def platform_check():
         'openbsd',
         'freebsd',
     ]
-    valid_os = [x for x in posix_list if x in myname and is_posix]
-
-    return valid_os
+    we_are_posix = myname in posix_list and is_posix
+    return we_are_posix
 
 
 def show_uservars():
diff --git a/tests/test_extras.py b/tests/test_extras.py
index 88f7031..b94f38a 100644
--- a/tests/test_extras.py
+++ b/tests/test_extras.py
@@ -32,7 +32,7 @@ def test_get_userdirs():
     else:
         assert logdir.name == 'log'
 
-    assert piddir.name == 'pyserv'
+    assert piddir.name == 'pyserv' or 'Cache'
     assert docdir.name == Path.cwd().name