diff --git a/CmdChecker/cmd_checker.py b/CmdChecker/cmd_checker.py
index 0420987b33e36808eb74dcdbea24dffe2847cc88..23905b534a1cf48f8eb49b9062007dd55974aa6c 100644
--- a/CmdChecker/cmd_checker.py
+++ b/CmdChecker/cmd_checker.py
@@ -134,7 +134,7 @@ class CMD:
                 os_version = version_by_stderr.group()
                 return os_version
 
-        return 'not found'
+        return '/'
 
     @staticmethod
     def get_os_cmd_path(cmd):