Use this function only when a shell interpreter is needed. In
other cases, consider alternatives such as `call-process' or
-`process-lines', which do not invoke the shell. Prefer built-in
-functions like `mv' to the external command \"mv\". For more
-information, see Info node ‘(elisp)Security Considerations’."
+`process-lines', which do not invoke the shell. Consider using
+built-in functions like `rename-file' instead of the external
+command \"mv\". For more information, see Info node
+‘(elisp)Security Considerations’."
(with-output-to-string
(with-current-buffer standard-output
(shell-command command t))))