diff --git a/composer.json b/composer.json
index df6f2eaf52..946c6bbef5 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^6.5 || ^7.0 || ^8.0",
-        "ircmaxell/php-yacc": "0.0.4"
+        "ircmaxell/php-yacc": "0.0.5"
     },
     "extra": {
         "branch-alias": {