diff --git a/src/QrBill.php b/src/QrBill.php
index d5fb50e..477face 100644
--- a/src/QrBill.php
+++ b/src/QrBill.php
@@ -202,7 +202,7 @@ private function getQrCodeContent(): string
     private function getPossibleEmptyLine(): ?EmptyLine
     {
         if ($this->getAlternativeSchemes()) {
-            if (null === $this->getAdditionalInformation() || null === $this->getAdditionalInformation()->getBillInformation()) {
+            if (null === $this->getAdditionalInformation()?->getBillInformation()) {
                 return new EmptyLine();
             }
         }