--- Urlader/Urlader.xs	2012/01/07 19:30:05	1.2
+++ Urlader/Urlader.xs	2012/06/17 13:11:25	1.3
@@ -94,7 +94,7 @@
 
         RETVAL = &PL_sv_undef;
         if (u_valid (h))
-          RETVAL = sv_setref_iv (sv_newmortal (), "Urlader::lock", (IV)h);
+          RETVAL = sv_setref_iv (NEWSV (0, 0), "Urlader::lock", (IV)h);
 }
 	OUTPUT:
         RETVAL