diff --git a/src/MDFe/Damdfe.php b/src/MDFe/Damdfe.php
index e9b52bbf..d2f02180 100644
--- a/src/MDFe/Damdfe.php
+++ b/src/MDFe/Damdfe.php
@@ -167,7 +167,7 @@ private function loadDoc($xml)
             if (!empty($this->rodo)) {
                 $this->RNTRC = "";
                 $infANTT = $this->rodo->getElementsByTagName("infANTT")->item(0);
-                if (isset($infANTT->getElementsByTagName("RNTRC")->item(0)->nodeValue)) {
+                if (!empty($infANTT) && isset($infANTT->getElementsByTagName("RNTRC")->item(0)->nodeValue)) {
                     $this->RNTRC = $infANTT->getElementsByTagName("RNTRC")->item(0)->nodeValue;
                 }
             }