diff --git a/.build/composer.json b/.build/composer.json
index 0bfeeab..7a8d86b 100644
--- a/.build/composer.json
+++ b/.build/composer.json
@@ -6,7 +6,7 @@
         "php": "^7.3",
         "narrowspark/coding-standard": "^5.1.0",
         "nikic/php-parser": "dev-master",
-        "wikimedia/composer-merge-plugin": "^1.4.1"
+        "wikimedia/composer-merge-plugin": "^2.0.1"
     },
     "extra": {
         "prefetcher": {