diff --git a/docs/source/guides/admin-guides/manage_clusters/common/kvm/manage_vm.rst b/docs/source/guides/admin-guides/manage_clusters/common/kvm/manage_vm.rst
index a40b77e1f..e4a511b35 100644
--- a/docs/source/guides/admin-guides/manage_clusters/common/kvm/manage_vm.rst
+++ b/docs/source/guides/admin-guides/manage_clusters/common/kvm/manage_vm.rst
@@ -39,7 +39,7 @@ After the VM object is created, several key attributes need to be specified with
 
 4. the virtual memory size, with the unit "Megabit". Specify 1GB memory to "vm1" here: ::
 
-     chdef vm1 vmmemory=1024
+     chdef vm1 vmmemory=2048
 
 **Note**: For diskless node, the **vmmemory** should be at least 2048 MB, otherwise the node cannot boot up.