diff --git a/db/tag.db.js b/db/tag.db.js
index f0d9d00..0d726e0 100644
--- a/db/tag.db.js
+++ b/db/tag.db.js
@@ -62,16 +62,16 @@ const createTagDb = async (data) => {
     data.device_id,
     data.tag_code,
     data.tag_name,
-    data.tag_number || null,
-    data.data_type || 'A2',
-    data.unit || null,
+    data.tag_number,
+    data.data_type,
+    data.unit,
     data.is_active || 1, //default aktif
-    data.sub_section_id || null,
-    data.created_by || null, 
+    data.sub_section_id,
+    data.created_by, 
   ];
 
   const result = await query(queryText, values);
-  return result.recordset[0]?.tag_id || null;
+  return result.recordset[0]?.tag_id;
 };
 
 const updateTagDb = async (tagId, data) => {