diff --git a/libexec/custom_facts.rb b/libexec/custom_facts.rb
index db65e93c3..f18108277 100755
--- a/libexec/custom_facts.rb
+++ b/libexec/custom_facts.rb
@@ -1,4 +1,4 @@
-#! /opt/puppetlabs/puppet/bin/ruby
+#! /usr/bin/ruby
 # frozen_string_literal: true
 
 require 'json'