upgraded compatibility
diff --git a/examples/crfc2asn1.pl b/examples/crfc2asn1.pl
index 4a800f8..7459194 100755
--- a/examples/crfc2asn1.pl
+++ b/examples/crfc2asn1.pl
@@ -1,11 +1,10 @@
-#!/usr/bin/perl
+#!/usr/bin/env perl
 
 #
 # $Id$
 # $Author$
 #
-# Simple tool that fetches the ASN.1 specifications from the
-# given set of RFC files.
+# Simple tool to fetch the ASN.1 specifications from the given set of RFC files.
 #