diff --git a/config/alfresco/patch/patch-services-context.xml b/config/alfresco/patch/patch-services-context.xml
index 744efe57b0..a1990c94ec 100644
--- a/config/alfresco/patch/patch-services-context.xml
+++ b/config/alfresco/patch/patch-services-context.xml
@@ -1084,6 +1084,10 @@
       <property name="behaviourFilter" >
          <ref bean="policyBehaviourFilter"/>
       </property>
+      <property name="jobLockService" >
+         <ref bean="jobLockService" />
+      </property>
+      <property name="deferred"><value>${system.patch.addUnmovableAspect.deferred}</value></property>
    </bean>
 
    <bean id="patch.deleteClassifibleAspectForFailedThumbnail" class="org.alfresco.repo.admin.patch.impl.GenericDeleteAspectForTypePatch"
@@ -1191,6 +1195,7 @@
         <property name="fixesFromSchema"><value>0</value></property>
         <property name="fixesToSchema"><value>9007</value></property>
         <property name="targetSchema"><value>9008</value></property>
+        <property name="applyToTenants"><value>false</value></property>
         <property name="patchDAO">
             <ref bean="patchDAO"/>
         </property>
diff --git a/config/alfresco/repository.properties b/config/alfresco/repository.properties
index 534b4d2df2..4f6ee74406 100644
--- a/config/alfresco/repository.properties
+++ b/config/alfresco/repository.properties
@@ -1044,6 +1044,12 @@ system.patch.sharedFolder.deferred=false
 # Default value is run new years day 2030 i.e. not run.
 system.patch.sharedFolder.cronExpression=0 0 0 ? 1 1 2030
 
+#
+# Default values for deferring the running of the addUnmovableAspect patch
+#
+system.patch.addUnmovableAspect.deferred=false
+system.patch.addUnmovableAspect.cronExpression=0 0 0 ? 1 1 2030
+
 #
 # Use a canned query when requested to search for people if " [hint:useCQ]" is provided in search term
 #
diff --git a/config/alfresco/scheduled-jobs-context.xml b/config/alfresco/scheduled-jobs-context.xml
index c1cc42628b..65a92d0587 100644
--- a/config/alfresco/scheduled-jobs-context.xml
+++ b/config/alfresco/scheduled-jobs-context.xml
@@ -299,4 +299,32 @@
         <property name="startDelayMinutes" value="${system.cronJob.startDelayMinutes}" />
     </bean>
     
+    
+    <!-- Add Unmovable aspect to site patch -->
+    <bean id="patchAddUnmovableAspectJobDetail" class="org.springframework.scheduling.quartz.JobDetailBean">
+        <property name="jobClass">
+            <value>org.alfresco.repo.admin.patch.AsynchronousPatch$AsynchronousPatchJob</value>
+        </property>
+        <property name="jobDataAsMap">
+            <map>
+                <entry key="asynchronousPatch">
+                    <ref bean="patch.addUnmovableAspect" />
+                </entry>
+            </map>
+        </property>
+    </bean>
+    <bean id="patchAddUnmovableAspectTrigger" class="org.alfresco.util.CronTriggerBean">
+        <property name="jobDetail">
+            <ref bean="patchAddUnmovableAspectJobDetail" />
+        </property>
+        <property name="scheduler">
+            <ref bean="schedulerFactory" />
+        </property>
+        <property name="cronExpression">
+            <value>${system.patch.addUnmovableAspect.cronExpression}</value>
+        </property>
+        <property name="startDelayMinutes">
+            <value>${system.cronJob.startDelayMinutes}</value>
+        </property>
+    </bean>
 </beans>
diff --git a/source/java/org/alfresco/repo/admin/patch/PatchService.java b/source/java/org/alfresco/repo/admin/patch/PatchService.java
index 56747f5384..eb5eed60dc 100644
--- a/source/java/org/alfresco/repo/admin/patch/PatchService.java
+++ b/source/java/org/alfresco/repo/admin/patch/PatchService.java
@@ -51,13 +51,13 @@ public interface PatchService
      * Apply all outstanding patches that are relevant to the repo. If there is a failure, then the patches that were
      * applied will remain so, but the process will not attempt to apply any further patches.
      * 
-     * @return Returns true if all outstanding patches were applied, or false if the process was termintated before all
+     * @return Returns true if all outstanding patches were applied, or false if the process was terminated before all
      *         patches could be applied.
      */
     public boolean applyOutstandingPatches();
     
     /**
-     * Apply the specified patch that is relevant to the repo.
+     * Apply the specified patch that is relevant to the repo, regardless of the <b>deferred</b> flag.
      * 
      * @param patch the patch object
      * @return true if the specified patch and its dependencies were applied, or
diff --git a/source/java/org/alfresco/repo/admin/patch/PatchServiceImpl.java b/source/java/org/alfresco/repo/admin/patch/PatchServiceImpl.java
index 69508d2d45..54eff67cb2 100644
--- a/source/java/org/alfresco/repo/admin/patch/PatchServiceImpl.java
+++ b/source/java/org/alfresco/repo/admin/patch/PatchServiceImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2005-2014 Alfresco Software Limited.
+ * Copyright (C) 2005-2015 Alfresco Software Limited.
  *
  * This file is part of Alfresco
  *
@@ -183,6 +183,10 @@ public class PatchServiceImpl implements PatchService
                 // go through all the patches and apply them where necessary        
                 for (Patch patch : sortedPatches)
                 {
+                    if(patch.isDeferred())
+                    {
+                        continue;
+                    }
                     // apply the patch
                     success = applyPatchAndDependencies(patch, appliedPatchesById);
                     if (!success)
@@ -284,9 +288,9 @@ public class PatchServiceImpl implements PatchService
         AppliedPatch appliedPatch = appliedPatchesById.get(id); 
         if (appliedPatch != null && appliedPatch.getSucceeded())
         {
-            if (appliedPatch.getWasExecuted() && appliedPatch.getSucceeded())
+            if (appliedPatch.getWasExecuted())
             {
-                // It was sucessfully executed
+                // It was successfully executed
                 return true;
             }
             // We give the patch another chance
@@ -549,6 +553,7 @@ public class PatchServiceImpl implements PatchService
                         patch.getId(),
                         I18NUtil.getMessage(patch.getDescription()));
                 logger.info(msg);
+                // the patch is executed regardless of the deferred flag value
                 report = (patch.isDeferred()) ? patch.applyAsync() : patch.apply();
                 state = STATE.APPLIED;
             }
diff --git a/source/java/org/alfresco/repo/admin/patch/impl/AddUnmovableAspectToSitesPatch.java b/source/java/org/alfresco/repo/admin/patch/impl/AddUnmovableAspectToSitesPatch.java
index 44930de90e..27ab6eb2db 100755
--- a/source/java/org/alfresco/repo/admin/patch/impl/AddUnmovableAspectToSitesPatch.java
+++ b/source/java/org/alfresco/repo/admin/patch/impl/AddUnmovableAspectToSitesPatch.java
@@ -25,7 +25,7 @@ import java.util.Iterator;
 import java.util.List;
 
 import org.alfresco.model.ContentModel;
-import org.alfresco.repo.admin.patch.AbstractPatch;
+import org.alfresco.repo.admin.patch.AsynchronousPatch;
 import org.alfresco.repo.batch.BatchProcessWorkProvider;
 import org.alfresco.repo.batch.BatchProcessor;
 import org.alfresco.repo.policy.BehaviourFilter;
@@ -47,7 +47,7 @@ import org.springframework.extensions.surf.util.I18NUtil;
  * @author Alex Mukha
  *
  */
-public class AddUnmovableAspectToSitesPatch extends AbstractPatch
+public class AddUnmovableAspectToSitesPatch extends AsynchronousPatch
 {
     private static Log logger = LogFactory.getLog(AddUnmovableAspectToSitesPatch.class);
     private static final String MSG_SUCCESS = "patch.addUnmovableAspect.result";