diff --git a/lib/slurper.rb b/lib/slurper.rb
index <HASH>..<HASH> 100644
--- a/lib/slurper.rb
+++ b/lib/slurper.rb
@@ -1,6 +1,6 @@
 require 'yaml'
 require 'story'
-YAML::ENGINE.yamler='syck'
+YAML::ENGINE.yamler='syck' if RUBY_VERSION > '1.9'
 
 
 class Slurper
Set yaml engine only if ruby is greater than <I>