diff --git a/test.php b/test.php
index 2bebef3..9fbdf00 100644
--- a/test.php
+++ b/test.php
@@ -48,7 +48,7 @@
     $d=$_POST[$a]+$_POST[$b]*10;
     $sql5 = "UPDATE UserAnswer SET $c=$d WHERE Student_ID=$_POST[student_id]";
     $sql7 = "SELECT * FROM Persons WHERE num=".$_POST[$b];
-    $rowquestion = mysqli_fetch_array(mysqli_query($sql7))['answer'];
+    $rowquestion = mysqli_fetch_array(mysqli_query($con,$sql7))['answer'];
     echo $rowquestion;
     if((int)$_POST[$a] == $rowquestion ) {
       if((int)$_POST[$a] != 0){