diff --git a/smart_service/apis/master_api.py b/smart_service/apis/master_api.py
index ad43d4b..a42db67 100644
--- a/smart_service/apis/master_api.py
+++ b/smart_service/apis/master_api.py
@@ -344,6 +344,7 @@ def change_file_ext():
         return False
     return True
 
+
 def delete_file_ext():
     try:
         frappe.db.sql('''
@@ -352,4 +353,20 @@ def delete_file_ext():
         frappe.db.commit()
     except:
         return False
-    return True
\ No newline at end of file
+    return True
+
+
+@frappe.whitelist(methods=['POST'])
+def append_size_file():
+    try:
+        data = frappe.db.sql(
+            """ SELECT * FROM `tabFile` where file_size = 0 and is_folder!=1; """, as_dict=1)
+        for d in data:
+            file_path = base_url + d.get("file_url")
+            file_size = os.path.getsize(file_path)
+            frappe.db.sql(
+                f'''UPDATE `tabFile` SET file_size = '{file_size}' WHERE name = '{d['name']}'; ''', as_dict=1)
+            frappe.db.commit()
+        return True
+    except:
+        return False