diff --git a/lib/hiera/puppet_logger.rb b/lib/hiera/puppet_logger.rb
index 7b17a2ed4..fb1185e0d 100644
--- a/lib/hiera/puppet_logger.rb
+++ b/lib/hiera/puppet_logger.rb
@@ -2,7 +2,7 @@ class Hiera
   module Puppet_logger
     class << self
       def suitable?
-        Kernel.const_defined?(:Puppet)
+        defined?(::Puppet) == "constant"
       end
 
       def warn(msg)