diff --git a/composer.json b/composer.json
index 9df46a4..dfe4c20 100644
--- a/composer.json
+++ b/composer.json
@@ -37,6 +37,11 @@
     "vimeo/psalm": "^4.9.3"
   },
   "config": {
+    "allow-plugins": {
+      "composer/package-versions-deprecated": true,
+      "ergebnis/composer-normalize": true,
+      "phpstan/extension-installer": true
+    },
     "platform": {
       "php": "7.2.33"
     },
diff --git a/composer.lock b/composer.lock
index 5c288be..6949f01 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1801,9 +1801,6 @@
             "require": {
                 "php": "^7.1 || ^8.0"
             },
-            "replace": {
-                "myclabs/deep-copy": "self.version"
-            },
             "require-dev": {
                 "doctrine/collections": "^1.0",
                 "doctrine/common": "^2.6",
@@ -5954,6 +5951,7 @@
                 "issues": "https://github.com/webmozart/path-util/issues",
                 "source": "https://github.com/webmozart/path-util/tree/2.3.0"
             },
+            "abandoned": "symfony/filesystem",
             "time": "2015-12-17T08:42:14+00:00"
         }
     ],
@@ -5969,5 +5967,5 @@
     "platform-overrides": {
         "php": "7.2.33"
     },
-    "plugin-api-version": "2.1.0"
+    "plugin-api-version": "2.2.0"
 }