diff --git a/api/v1/aerospikecluster_validating_webhook.go b/api/v1/aerospikecluster_validating_webhook.go
index c63e7c81d..f63b325e0 100644
--- a/api/v1/aerospikecluster_validating_webhook.go
+++ b/api/v1/aerospikecluster_validating_webhook.go
@@ -2416,8 +2416,8 @@ func validateOperationUpdate(oldOp, newOp *[]OperationSpec) error {
 	for idx := range *newOp {
 		key := (*newOp)[idx].OperationID
 		if _, ok := oldOpMap[key]; ok {
-			if oldOpMap[key].OperationType != (*newOp)[idx].OperationType {
-				return fmt.Errorf("operation type of existing operation %s cannot be updated", key)
+			if !reflect.DeepEqual(oldOpMap[key], (*newOp)[idx]) {
+				return fmt.Errorf("operation %s cannot be updated", key)
 			}
 		}
 	}
diff --git a/test/on_demand_operations_test.go b/test/on_demand_operations_test.go
index bfd981bf9..990a9c61d 100644
--- a/test/on_demand_operations_test.go
+++ b/test/on_demand_operations_test.go
@@ -313,6 +313,34 @@ var _ = Describe(
 					},
 				)
 
+				It(
+					"should fail if podList is modified", func() {
+						aeroCluster, err := getCluster(
+							k8sClient, ctx, clusterNamespacedName,
+						)
+						Expect(err).ToNot(HaveOccurred())
+
+						operations := []asdbv1.OperationSpec{
+							{
+								OperationType: asdbv1.OperationQuickRestart,
+								PodList:       []string{"operations-1-0"},
+							},
+						}
+
+						aeroCluster.Spec.Operations = operations
+
+						err = updateCluster(k8sClient, ctx, aeroCluster)
+						Expect(err).ToNot(HaveOccurred())
+
+						// Modify podList
+						operations[0].PodList = []string{"operations-1-1"}
+						aeroCluster.Spec.Operations = operations
+
+						err = updateCluster(k8sClient, ctx, aeroCluster)
+						Expect(err).To(HaveOccurred())
+					},
+				)
+
 				It(
 					"should fail any operation along with cluster scale-up", func() {
 						aeroCluster, err := getCluster(