diff -up ./src/Platform.php.noxdg ./src/Platform.php
--- ./src/Platform.php.noxdg	2025-08-29 11:49:32.251927241 +0200
+++ ./src/Platform.php	2025-08-29 11:50:18.737674445 +0200
@@ -37,6 +37,10 @@ class Platform
 
     private static function useXdg(): bool
     {
+        // As XDG is very partially implemented
+        // resulting in command/code in ~/.config
+        return false;
+
         foreach (array_keys($_SERVER) as $key) {
             /** @psalm-suppress RedundantCastGivenDocblockType */
             if (strpos((string) $key, 'XDG_') === 0) {
diff -up ./vendor/composer/composer/src/Composer/Factory.php.noxdg ./vendor/composer/composer/src/Composer/Factory.php
--- ./vendor/composer/composer/src/Composer/Factory.php.noxdg	2025-08-21 11:29:39.000000000 +0200
+++ ./vendor/composer/composer/src/Composer/Factory.php	2025-08-29 11:49:32.251858889 +0200
@@ -707,6 +707,10 @@ class Factory
 
     private static function useXdg(): bool
     {
+        // As XDG is very partially implemented
+        // resulting in command/code in ~/.config
+        return false;
+
         foreach (array_keys($_SERVER) as $key) {
             if (strpos((string) $key, 'XDG_') === 0) {
                 return true;