diff --git a/composer.json b/composer.json
index 32cfa0294c..2e9f6a9db4 100644
--- a/composer.json
+++ b/composer.json
@@ -74,14 +74,18 @@
     "ext-curl": "*",
     "ext-fileinfo": "*",
     "ext-gd": "*",
+    "ext-iconv": "*",
     "ext-intl": "*",
     "ext-json": "*",
+    "ext-mbstring": "*",
     "ext-openssl": "*",
     "ext-pdo": "*",
     "ext-session": "*",
     "ext-simplexml": "*",
+    "ext-sodium": "*",
     "ext-tokenizer": "*",
     "ext-xml": "*",
+    "ext-xmlwriter": "*",
     "bacon/bacon-qr-code": "2.*",
     "diglactic/laravel-breadcrumbs": "^7.0",
     "doctrine/dbal": "3.*",