diff --git a/XenAdmin/Wizards/PatchingWizard/PlanActions/RebootPlanAction.cs b/XenAdmin/Wizards/PatchingWizard/PlanActions/RebootPlanAction.cs
index 8456f0b2d..a8a3d8d24 100644
--- a/XenAdmin/Wizards/PatchingWizard/PlanActions/RebootPlanAction.cs
+++ b/XenAdmin/Wizards/PatchingWizard/PlanActions/RebootPlanAction.cs
@@ -106,7 +106,7 @@ namespace XenAdmin.Wizards.PatchingWizard.PlanActions
             return agentStartTime;
         }
 
-        public void Cancel()
+        public override void Cancel()
         {
             _cancelled = true;