diff --git a/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/NetworkField.php b/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/NetworkField.php
index ecdfb1927..aa63adb62 100644
--- a/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/NetworkField.php
+++ b/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/NetworkField.php
@@ -48,7 +48,7 @@ class NetworkField extends BaseField
      */
     public function setValue($value)
     {
-        $this->internalValue = trim(strtolower($value));
+        parent::setValue(trim(strtolower($value)));
     }
 
     /**
diff --git a/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/PortField.php b/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/PortField.php
index 7a4c28e5c..355875659 100644
--- a/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/PortField.php
+++ b/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/PortField.php
@@ -115,7 +115,7 @@ class PortField extends BaseField
      */
     public function setValue($value)
     {
-        $this->internalValue = strtolower($value);
+        parent::setValue(trim(strtolower($value)));
     }
 
     /**