diff --git a/Build/mdwn2man b/Build/mdwn2man
index ad6d3c6026..ba5919b385 100755
--- a/Build/mdwn2man
+++ b/Build/mdwn2man
@@ -1,4 +1,4 @@
-#!/usr/bin/perl
+#!/usr/bin/env perl
 # Warning: hack
 
 my $prog=shift;