diff --git a/src/mkhelp.pl b/src/mkhelp.pl
old mode 100644
new mode 100755
index 3295dca5ec..270daa20a3
--- a/src/mkhelp.pl
+++ b/src/mkhelp.pl
@@ -1,4 +1,4 @@
-#!/usr/local/bin/perl
+#!/usr/bin/env perl
 #***************************************************************************
 #                                  _   _ ____  _
 #  Project                     ___| | | |  _ \| |