diff --git a/engine/orchestration/src/main/java/com/cloud/vm/VirtualMachineManagerImpl.java b/engine/orchestration/src/main/java/com/cloud/vm/VirtualMachineManagerImpl.java
index 64e4ad89154..db600d28dd4 100755
--- a/engine/orchestration/src/main/java/com/cloud/vm/VirtualMachineManagerImpl.java
+++ b/engine/orchestration/src/main/java/com/cloud/vm/VirtualMachineManagerImpl.java
@@ -524,7 +524,7 @@ public class VirtualMachineManagerImpl extends ManagerBase implements VirtualMac
     @Override
     public void allocate(final String vmInstanceName, final VirtualMachineTemplate template, final ServiceOffering serviceOffering,
             final LinkedHashMap<? extends Network, List<? extends NicProfile>> networks, final DeploymentPlan plan, final HypervisorType hyperType) throws InsufficientCapacityException {
-        DiskOffering diskOffering = _diskOfferingDao.findById(serviceOffering.getId());
+        DiskOffering diskOffering = _diskOfferingDao.findById(serviceOffering.getDiskOfferingId());
         allocate(vmInstanceName, template, serviceOffering, new DiskOfferingInfo(diskOffering), new ArrayList<>(), networks, plan, hyperType, null, null);
     }