diff --git a/post.php b/post.php
index 22a19d59..a7b262b7 100644
--- a/post.php
+++ b/post.php
@@ -856,11 +856,11 @@ if(isset($_GET['update'])){
 
     //Alter SQL Structure
 
-    mysql_query("ALTER TABLE settings DROP config_enable_alert_low_balance");
+    mysqli_query($mysqli,"ALTER TABLE settings DROP config_enable_alert_low_balance");
 
-    mysql_query("ALTER TABLE settings DROP config_account_balance_threshold");
+    mysqli_query($mysqli,"ALTER TABLE settings DROP config_account_balance_threshold");
 
-    mysql_query("ALTER TABLE assets ADD asset_install_date DATE NULL AFTER asset_warranty_expire");
+    mysqli_query($mysqli,"ALTER TABLE assets ADD asset_install_date DATE NULL AFTER asset_warranty_expire");
 
     $_SESSION['alert_message'] = "Update Successful!";