diff --git a/Koha/Patron.pm b/Koha/Patron.pm
index 5831034bdc..3a079f60a1 100644
--- a/Koha/Patron.pm
+++ b/Koha/Patron.pm
@@ -703,7 +703,7 @@ sub set_password {
 
             my $password_length = length($password);
             Koha::Exceptions::Password::TooShort->throw(
-                { length => $password_length, min_length => $min_length } );
+                length => $password_length, min_length => $min_length );
         }
         elsif ( $error eq 'has_whitespaces' ) {
             Koha::Exceptions::Password::WhitespaceCharacters->throw();