diff --git a/scripts/dhcp b/scripts/dhcp
index 922efb9..19f8cdb 100755
--- a/scripts/dhcp
+++ b/scripts/dhcp
@@ -1,4 +1,4 @@
-#!/usr/bin/ruby
+#!/usr/bin/env ruby
 require_relative "utils"
 require "optparse"
 
diff --git a/scripts/dns b/scripts/dns
index 0f5ba43..194a478 100755
--- a/scripts/dns
+++ b/scripts/dns
@@ -1,4 +1,4 @@
-#!/usr/bin/ruby
+#!/usr/bin/env ruby
 require_relative "utils"
 
 registry = Registry.new