diff --git a/composer.lock b/composer.lock
index 7940606..f666384 100644
--- a/composer.lock
+++ b/composer.lock
@@ -2999,16 +2999,16 @@
         },
         {
             "name": "nikic/php-parser",
-            "version": "v4.2.4",
+            "version": "v4.3.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/nikic/PHP-Parser.git",
-                "reference": "97e59c7a16464196a8b9c77c47df68e4a39a45c4"
+                "reference": "9a9981c347c5c49d6dfe5cf826bb882b824080dc"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/nikic/PHP-Parser/zipball/97e59c7a16464196a8b9c77c47df68e4a39a45c4",
-                "reference": "97e59c7a16464196a8b9c77c47df68e4a39a45c4",
+                "url": "https://api.github.com/repos/nikic/PHP-Parser/zipball/9a9981c347c5c49d6dfe5cf826bb882b824080dc",
+                "reference": "9a9981c347c5c49d6dfe5cf826bb882b824080dc",
                 "shasum": ""
             },
             "require": {
@@ -3016,6 +3016,7 @@
                 "php": ">=7.0"
             },
             "require-dev": {
+                "ircmaxell/php-yacc": "0.0.5",
                 "phpunit/phpunit": "^6.5 || ^7.0 || ^8.0"
             },
             "bin": [
@@ -3024,7 +3025,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.2-dev"
+                    "dev-master": "4.3-dev"
                 }
             },
             "autoload": {
@@ -3046,7 +3047,7 @@
                 "parser",
                 "php"
             ],
-            "time": "2019-09-01T07:51:21+00:00"
+            "time": "2019-11-08T13:50:10+00:00"
         },
         {
             "name": "ocramius/package-versions",