diff --git a/server/src/com/cloud/vm/snapshot/VMSnapshotManagerImpl.java b/server/src/com/cloud/vm/snapshot/VMSnapshotManagerImpl.java
index 419832022b2..5ead59aadc1 100644
--- a/server/src/com/cloud/vm/snapshot/VMSnapshotManagerImpl.java
+++ b/server/src/com/cloud/vm/snapshot/VMSnapshotManagerImpl.java
@@ -61,6 +61,7 @@ import com.cloud.projects.Project.ListProjectResourcesCriteria;
 import com.cloud.service.dao.ServiceOfferingDetailsDao;
 import com.cloud.storage.Snapshot;
 import com.cloud.storage.SnapshotVO;
+import com.cloud.storage.Volume;
 import com.cloud.storage.Volume.Type;
 import com.cloud.storage.VolumeVO;
 import com.cloud.storage.dao.GuestOSDao;
@@ -420,7 +421,7 @@ public class VMSnapshotManagerImpl extends ManagerBase implements VMSnapshotMana
         }
 
         VolumeVO rootVolume = volumeVos.get(0);
-        if(!rootVolume.getState().equals(State.Running)) {
+        if(!rootVolume.getState().equals(Volume.State.Ready)) {
             throw new CloudRuntimeException("Create vm to snapshot failed due to vm: " + vmId + " has root disk in " + rootVolume.getState() + " state");
         }