diff --git a/core/src/com/cloud/storage/DiskOfferingVO.java b/core/src/com/cloud/storage/DiskOfferingVO.java
index c1d01371ad8..591f609fd67 100644
--- a/core/src/com/cloud/storage/DiskOfferingVO.java
+++ b/core/src/com/cloud/storage/DiskOfferingVO.java
@@ -91,7 +91,7 @@ public class DiskOfferingVO implements DiskOffering {
     private boolean systemUse;
     
     @Column(name="customized")
-    private boolean customized;
+    private Boolean customized;
     
     public DiskOfferingVO() {
     }
@@ -126,11 +126,11 @@ public class DiskOfferingVO implements DiskOffering {
         return id;
     }
     
-    public boolean isCustomized() {
+    public Boolean isCustomized() {
 		return customized;
 	}
 
-	public void setCustomized(boolean customized) {
+	public void setCustomized(Boolean customized) {
 		this.customized = customized;
 	}
 
diff --git a/server/src/com/cloud/configuration/ConfigurationManagerImpl.java b/server/src/com/cloud/configuration/ConfigurationManagerImpl.java
index 48aea9dec32..4ea120f25b8 100644
--- a/server/src/com/cloud/configuration/ConfigurationManagerImpl.java
+++ b/server/src/com/cloud/configuration/ConfigurationManagerImpl.java
@@ -1183,6 +1183,10 @@ public class ConfigurationManagerImpl implements ConfigurationManager {
     		diskSize = numGibibytes * 1024;
     	}
     	
+    	if(diskSize == 0){
+    		isCustomized = true;
+    	}
+    	
         tags = cleanupTags(tags);
         DiskOfferingVO newDiskOffering = new DiskOfferingVO(domainId, name, description, diskSize,tags, isCustomized);
         return _diskOfferingDao.persist(newDiskOffering);