diff --git a/htdocs/composer.json b/htdocs/composer.json
index d4be7160..dbe0f23c 100644
--- a/htdocs/composer.json
+++ b/htdocs/composer.json
@@ -68,6 +68,9 @@
         }
     },
     "config": {
+        "platform": {
+            "php": "8.4.10"
+        },
         "optimize-autoloader": true,
         "preferred-install": "dist",
         "sort-packages": true,