diff --git a/composer.json b/composer.json
index 5ef4623..023b021 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
     "bin": ["bin/php-language-server.php"],
     "require": {
         "php": ">=7.0",
-        "nikic/php-parser": "dev-master",
+        "nikic/php-parser": "dev-master#90834bff8eaf7b7f893253f312e73d8f532341ca",
         "phpdocumentor/reflection-docblock": "^3.0",
         "sabre/event": "^4.0",
         "felixfbecker/advanced-json-rpc": "^1.2",