// Empty address cache on update #PSCFV-4534

classes/Address.php

@@ -176,6 +176,17 @@ class AddressCore extends ObjectModel
 		return true;
 	}
 	
+	public function update($null_values = false)
+	{
+		// Empty related caches
+		if (isset(self::$_idCountries[$this->id]))
+			unset(self::$_idCountries[$this->id]);
+		if (isset(self::$_idZones[$this->id]))
+			unset(self::$_idZones[$this->id]);
+
+		return parent::update($null_values);
+	}
+
 	/**
 	 * @see ObjectModel::delete()
 	 */