diff --git a/src/Handler/Firm.hs b/src/Handler/Firm.hs
index f102c1734..d4e9176f6 100644
--- a/src/Handler/Firm.hs
+++ b/src/Handler/Firm.hs
@@ -785,7 +785,7 @@ postFirmUsersR fsh = do
                         , formSubmit = FormSubmit
                         , formAnchor = Just addFormAnchor
                         }
-  formResult fucrRes $ \FirmUserChangeRequest{..} -> when (isJust fucrPostalAddr || isJust fucrPostalAddr) $ do
+  formResult fucrRes $ \FirmUserChangeRequest{..} -> when (isJust fucrPostalPref || isJust fucrPostalAddr) $ do
     let changes = foldMap (\pp -> [UserPrefersPostal E.=. E.val pp])     fucrPostalPref <>
                   foldMap (\pa -> [UserPostAddress   E.=. E.justVal pa]) fucrPostalAddr      -- seems weird, but: Nothing means no change, and not delete address!
     nrChanged <- runDB $ E.updateCount $ \usr -> do