--- a/Implab.ServiceHost/Unity/AbstractRegistration.cs	Wed Apr 25 04:44:40 2018 +0300
+++ b/Implab.ServiceHost/Unity/AbstractRegistration.cs	Wed Apr 25 19:23:35 2018 +0300
@@ -15,6 +15,18 @@
             get; set;
         }
 
+        [XmlElement("signleton", typeof(SimgletonLifetimeElement))]
+        [XmlElement("context", typeof(ContextLifetimeElement))]
+        [XmlElement("container", typeof(ContainerLifetimeElement))]
+        [XmlElement("hierarchy", typeof(HierarchicalLifetimeElement))]
+        public LifetimeElement Lifetime {get; set;}
+
+        /// <summary>
+        /// A type specification for the service registration, 
+        /// </summary>
+        [XmlAttribute("provides")]
+        public string ProvidesType { get; set; }
+
         public void Visit(ConfigurationContext context) {
             context.Visit(this);
         }