diff --git a/server/src/com/cloud/deploy/FirstFitPlanner.java b/server/src/com/cloud/deploy/FirstFitPlanner.java
index f380285f9d2..1ac805d10e1 100755
--- a/server/src/com/cloud/deploy/FirstFitPlanner.java
+++ b/server/src/com/cloud/deploy/FirstFitPlanner.java
@@ -609,6 +609,14 @@ public class FirstFitPlanner extends PlannerBase implements DeploymentPlanner {
                 }
             } else {
                 useLocalStorage = diskOffering.getUseLocalStorage();
+
+                // TODO: this is a hacking fix for the problem of deploy ISO-based VM on local storage
+                // when deploying VM based on ISO, we have a service offering and an additional disk offering, use-local storage flag is actually
+                // saved in service offering, overrde the flag from service offering when it is a ROOT disk
+                if(!useLocalStorage && vmProfile.getServiceOffering().getUseLocalStorage()) {
+                	if(toBeCreated.getVolumeType() == Volume.Type.ROOT)
+                		useLocalStorage = true;
+                }
             }
             diskProfile.setUseLocalStorage(useLocalStorage);