diff --git a/code/CountryDropdownField.php b/code/CountryDropdownField.php
index 6322c36..e9c15aa 100644
--- a/code/CountryDropdownField.php
+++ b/code/CountryDropdownField.php
@@ -23,13 +23,13 @@ function defaultToVisitorCountry($val) {
 		$this->defaultToVisitorCountry = $val;
 	}
 	
-	function Field() {
+	function Field($properties = array()) {
 		$source = $this->getSource();
 		
 		if($this->defaultToVisitorCountry && !$this->value || !isset($source[$this->value])) {
 			$this->value = ($vc = Geoip::visitor_country()) ? $vc : Geoip::get_default_country_code();
 		}
 		
-		return parent::Field();
+		return parent::Field($properties);
 	}
-}
\ No newline at end of file
+}