diff --git a/src/IPQualityScore/DB/IPQSRecord.php b/src/IPQualityScore/DB/IPQSRecord.php
index a4ea6f2..bc16531 100644
--- a/src/IPQualityScore/DB/IPQSRecord.php
+++ b/src/IPQualityScore/DB/IPQSRecord.php
@@ -479,7 +479,7 @@ public function ParseFirstByte(BinaryOption $value){
         }
 
         if($value->Has(BinaryOption::IsBlacklisted)){
-            $this->isblacklisted = true;
+            $this->blacklisted = true;
         }
 
         if($value->Has(BinaryOption::IsPrivate)){