diff --git a/monkey/tests/unit_tests/monkey_island/cc/server_utils/test_file_utils.py b/monkey/tests/unit_tests/monkey_island/cc/server_utils/test_file_utils.py
index 0c5b7348e..ddb4c4936 100644
--- a/monkey/tests/unit_tests/monkey_island/cc/server_utils/test_file_utils.py
+++ b/monkey/tests/unit_tests/monkey_island/cc/server_utils/test_file_utils.py
@@ -70,7 +70,11 @@ def test_create_secure_directory__no_parent_dir(test_path_nested):
 def test_create_secure_directory__perm_linux(test_path):
     create_secure_directory(test_path)
     st = os.stat(test_path)
-    assert (st.st_mode & 0o777) == stat.S_IRWXU
+
+    expected_mode = stat.S_IRWXU
+    actual_mode = st.st_mode & (stat.S_IRWXU | stat.S_IRWXG | stat.S_IRWXO)
+
+    assert expected_mode == actual_mode
 
 
 @pytest.mark.skipif(not is_windows_os(), reason="Tests Windows (not Posix) permissions.")