Index: trunk/DataStore/Build.PL
===================================================================
--- trunk/DataStore/Build.PL	(revision 8725)
+++ trunk/DataStore/Build.PL	(revision 8729)
@@ -17,4 +17,5 @@
         'LWP::UserAgent'        => 0,
         'Params::Validate'      => '0.77',
+        'YAML'                  => 0.58',
     },
     build_requires      => {