diff --git a/src/TypoCheckUtils.php b/src/TypoCheckUtils.php
index f3956dc..3211b78 100644
--- a/src/TypoCheckUtils.php
+++ b/src/TypoCheckUtils.php
@@ -79,6 +79,7 @@ private static function loadDictionary() : array
     /**
      * @param array{0:int,1:string,2:int} $token
      * @return Closure(int): int
+     * @suppress PhanUnreferencedClosure
      */
     private static function makeLineCounter(string $text, array $token): Closure
     {