diff --git a/server/src/com/cloud/configuration/Config.java b/server/src/com/cloud/configuration/Config.java
index f2debe7c6ae..1490926cc42 100755
--- a/server/src/com/cloud/configuration/Config.java
+++ b/server/src/com/cloud/configuration/Config.java
@@ -703,7 +703,13 @@ public enum Config {
             "true",
             "Indicates whether or not to automatically reserver system VM standby capacity.",
             null),
-    SystemVMDefaultHypervisor("Advanced", ManagementServer.class, String.class, "system.vm.default.hypervisor", null, "Hypervisor type used to create system vm", null),
+    SystemVMDefaultHypervisor("Advanced",
+            ManagementServer.class,
+            String.class,
+            "system.vm.default.hypervisor",
+            null,
+            "Hypervisor type used to create system vm, valid values are: XenServer, KVM, VMware, Hyperv, VirtualBox, Parralels, BareMetal, Ovm, LXC, Any",
+            null),
     SystemVMRandomPassword(
             "Advanced",
             ManagementServer.class,