diff --git a/trunk/ppss.sh b/trunk/ppss.sh
index a28d1ab..2f0b1f0 100755
--- a/trunk/ppss.sh
+++ b/trunk/ppss.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 #*
 #* PPSS, the Parallel Processing Shell Script
 #*