diff --git a/sdk/resourcemanager/azure-resourcemanager-compute/src/main/java/com/azure/resourcemanager/compute/implementation/VMSSPatchPayload.java b/sdk/resourcemanager/azure-resourcemanager-compute/src/main/java/com/azure/resourcemanager/compute/implementation/VMSSPatchPayload.java
index af78eb9c7b24..fd4a01278413 100644
--- a/sdk/resourcemanager/azure-resourcemanager-compute/src/main/java/com/azure/resourcemanager/compute/implementation/VMSSPatchPayload.java
+++ b/sdk/resourcemanager/azure-resourcemanager-compute/src/main/java/com/azure/resourcemanager/compute/implementation/VMSSPatchPayload.java
@@ -24,7 +24,7 @@ static VirtualMachineScaleSetUpdate preparePatchPayload(VirtualMachineScaleSet s
         //
         updateParameter.withIdentity(scaleSet.innerModel().identity());
         updateParameter.withOverprovision(scaleSet.innerModel().overprovision());
-        updateParameter.withPlan(scaleSet.innerModel().plan());
+        //updateParameter.withPlan(scaleSet.innerModel().plan());   // update cannot change plan
         updateParameter.withSinglePlacementGroup(scaleSet.innerModel().singlePlacementGroup());
         updateParameter.withSku(scaleSet.innerModel().sku());
         updateParameter.withTags(scaleSet.innerModel().tags());
diff --git a/sdk/resourcemanager/azure-resourcemanager-compute/src/main/java/com/azure/resourcemanager/compute/implementation/VirtualMachineImpl.java b/sdk/resourcemanager/azure-resourcemanager-compute/src/main/java/com/azure/resourcemanager/compute/implementation/VirtualMachineImpl.java
index 435a3ad84778..ee29c187de56 100644
--- a/sdk/resourcemanager/azure-resourcemanager-compute/src/main/java/com/azure/resourcemanager/compute/implementation/VirtualMachineImpl.java
+++ b/sdk/resourcemanager/azure-resourcemanager-compute/src/main/java/com/azure/resourcemanager/compute/implementation/VirtualMachineImpl.java
@@ -2394,7 +2394,7 @@ VirtualMachineUpdateInner deepCopyInnerToUpdateParameter() {
     }
 
     private void copyInnerToUpdateParameter(VirtualMachineUpdateInner updateParameter) {
-        updateParameter.withPlan(this.innerModel().plan());
+        //updateParameter.withPlan(this.innerModel().plan());   // update cannot change plan
         updateParameter.withHardwareProfile(this.innerModel().hardwareProfile());
         updateParameter.withStorageProfile(this.innerModel().storageProfile());
         updateParameter.withOsProfile(this.innerModel().osProfile());