diff --git a/src/Phpbb/TranslationValidator/Validator/FileValidator.php b/src/Phpbb/TranslationValidator/Validator/FileValidator.php
index 784f275..79baa2b 100644
--- a/src/Phpbb/TranslationValidator/Validator/FileValidator.php
+++ b/src/Phpbb/TranslationValidator/Validator/FileValidator.php
@@ -30,6 +30,8 @@ class FileValidator
 	protected $sourceLanguagePath;
 	/** @var string */
 	protected $phpbbVersion;
+	/** @var int */
+	protected $pluralRule;
 
 	/** @var bool */
 	protected $debug;