diff --git a/lib/facter/java_default_home.rb b/lib/facter/java_default_home.rb
index c198c2c..dccbaf2 100644
--- a/lib/facter/java_default_home.rb
+++ b/lib/facter/java_default_home.rb
@@ -1,32 +1,32 @@
 # frozen_string_literal: true
 
 # Fact: java_default_home
 #
 # Purpose: get absolute path of java system home
 #
 # Resolution:
 #   Find the real java binary, and return the subsubdir
 #
 # Caveats:
 #   java binary has to be found in $PATH
 #
 # Notes:
 #   None
 Facter.add(:java_default_home) do
   confine kernel: ['Linux', 'OpenBSD']
   java_default_home = nil
   setcode do
     java_bin = Facter::Util::Resolution.which('java').to_s.strip
     if java_bin.empty?
       nil
     else
       java_path = File.realpath(java_bin)
-      java_default_home = if java_path =~ %r{/jre/}
+      java_default_home = if %r{/jre/}.match?(java_path)
                             File.dirname(File.dirname(File.dirname(java_path)))
                           else
                             File.dirname(File.dirname(java_path))
                           end
     end
   end
   java_default_home
 end