Or, if you don't rely on bashisms in your scripts, change the shebang to point to /bin/sh which usually is a link to the current system shell, in this case probably dash; this is the most portable solution.
Or, if you don't rely on bashisms in your scripts, change the shebang to point to /bin/sh which usually is a link to the current system shell, in this case probably dash; this is the most portable solution.