diff --git a/library/Director/PropertyModifier/PropertyModifierGetHostByName.php b/library/Director/PropertyModifier/PropertyModifierGetHostByName.php
index d7921dea5..f178697d2 100644
--- a/library/Director/PropertyModifier/PropertyModifierGetHostByName.php
+++ b/library/Director/PropertyModifier/PropertyModifierGetHostByName.php
@@ -34,7 +34,14 @@ public function transform($value)
         }
 
         $host = gethostbyname($value);
-        $inAddr = inet_pton($host);
+
+        // Workaround for "inet_pton: unrecognized address" error in PHP 7.2
+        if ($host !== $value) {
+            $inAddr = inet_pton($host);
+        } else {
+            $inAddr = false;
+        }
+
         if (! $inAddr || strlen($inAddr) !== 4) {
             switch ($this->getSetting('on_failure')) {
                 case 'null':