diff --git a/members/cancel-charge.pl b/members/cancel-charge.pl
index 4c655fa174..dc8562b865 100755
--- a/members/cancel-charge.pl
+++ b/members/cancel-charge.pl
@@ -50,7 +50,7 @@ my $charge = Koha::Account::Lines->find($accountlines_id);
 $charge->cancel(
     {
         branch   => C4::Context->userenv->{'branch'},
-        staff_id => $user
+        staff_id => C4::Context->userenv->{'number'}
     }
 );