diff --git a/tests/test_builtins.py b/tests/test_builtins.py
index 04ec36502..8cf438306 100644
--- a/tests/test_builtins.py
+++ b/tests/test_builtins.py
@@ -26,7 +26,7 @@ def test_repath_backslash():
     exp = os.listdir(home)
     exp = {p for p in exp if re.match(r'\w\w.*', p)}
     exp = {os.path.join(home, p) for p in exp}
-    obs = set(regexpath(r'~\\\w\w.*'))
+    obs = set(regexpath(r'~\\\\\w\w.*'))
     print("expected\n", exp)
     print("\n=======\nobs\n", obs)
     assert_equal(exp, obs)