diff --git a/app/Controllers/ValueSetField.php b/app/Controllers/ValueSetField.php
index 75f33eb..9d8620c 100644
--- a/app/Controllers/ValueSetField.php
+++ b/app/Controllers/ValueSetField.php
@@ -100,14 +100,14 @@ class ValueSetField extends Controller {
             if (!$VSFldID) {
                 return $this->failValidationErrors('VSFldID is required.');
             }
-            $dataValueSetFld = $this->prepareData($input);
+            $dataValueSetFld = $this->prepareDataValueSetFld($input);
 
-            if (!$this->validateData($data, $this->rulesValueSetFld)) {
+            if (!$this->validateData($dataValueSetFld, $this->rulesValueSetFld)) {
                 return $this->failValidationErrors( $this->validator->getErrors());
             }
 
             $this->db->transStart();
-            $this->db->table('valuesetfld')->where('VSFldID', $VSFldID)->update($data);
+            $this->db->table('valuesetfld')->where('VSFldID', $VSFldID)->update($dataValueSetFld);
             $this->db->transComplete();
 
             if ($this->db->transStatus() === false) {
@@ -161,13 +161,15 @@ class ValueSetField extends Controller {
         }
     }
 
-    private function prepareData(array $input, string $now, string $mode = 'create'): array {
+    private function prepareDataValueSetFld(array $input): array {
         $data = [
-            "Vset" => $input['VSet'] ?? null,
+            "VSet" => $input['VSet'] ?? null,
             "VSName" => $input['VSName'] ?? null,
             "VSDesc" => $input['VSDesc'] ?? null
         ];
 
+        if(!empty($input["VSFldID"])) { $data["VSFldID"]=$input["VSFldID"]; }
+
         return $data;
     }