diff --git a/tests/__init__.py b/tests/__init__.py
index 909f68753c3..219b3c78a75 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -2,19 +2,14 @@ import os
 import pathlib
 import sys
 
-_repo_root = pathlib.Path(__file__).parent.parent
-_paths_to_check = {""}
-if sys.platform.startswith("win"):
-    _paths_to_check.add(str(_repo_root).replace("\\", "\\\\"))
-    _paths_to_check.add(str(_repo_root.resolve()).replace("\\", "\\\\"))
-else:
-    _paths_to_check.add(str(_repo_root))
-
+_repo_root = pathlib.Path(__file__).resolve().parent.parent
 
 if os.environ.get("ONEDIR_TESTRUN", "0") == "1":
     # In this particular case, we want to make sure that the repo root
     # is not part if sys.path so that when we import salt, we import salt from
     # the onedir and not the code checkout
-    for path in _paths_to_check:
-        if path in sys.path:
+    for path in list(sys.path):
+        if path == "":
+            sys.path.remove(path)
+        elif pathlib.Path(path).resolve() == _repo_root:
             sys.path.remove(path)