diff --git a/php/src/app/app.php b/php/src/app/app.php
index 9781202..b46595a 100644
--- a/php/src/app/app.php
+++ b/php/src/app/app.php
@@ -251,7 +251,6 @@ class app {
       $name = preg_replace('/.*\\\\/', "", $name);
       $name = str::camel2us($name, false, "-");
       $name = str::without_suffix("-app", $name);
-      $name .= ".php";
     }
     $this->appgroup = $appgroup;
     $this->name = $name;
diff --git a/php/src/app/cli/Application.php b/php/src/app/cli/Application.php
index 679eb09..330efdf 100644
--- a/php/src/app/cli/Application.php
+++ b/php/src/app/cli/Application.php
@@ -246,9 +246,14 @@ EOT);
   const PROFILE_SECTION = [
     "title" => "PROFIL D'EXECUTION",
     "show" => false,
+    ["-c", "--config", "--app-config",
+      "args" => "file", "argsdesc" => "CONFIG.yml",
+      "action" => [config::class, "load_config"],
+      "help" => "spécifier un fichier de configuration",
+    ],
     ["group",
-      ["-p", "--profile", "--app-profile",
-        "args" => "profile",
+      ["-g", "--profile", "--app-profile",
+        "args" => 1, "argsdesc" => "PROFILE",
         "action" => [app::class, "set_profile"],
         "help" => "spécifier le profil d'exécution",
       ],
diff --git a/php/src/app/config.php b/php/src/app/config.php
index 08699f9..27469c4 100644
--- a/php/src/app/config.php
+++ b/php/src/app/config.php
@@ -2,7 +2,12 @@
 namespace nulib\app;
 
 use nulib\app\config\ConfigManager;
+use nulib\app\config\JsonConfig;
+use nulib\app\config\YamlConfig;
 use nulib\cl;
+use nulib\os\path;
+use nulib\str;
+use nulib\ValueException;
 
 /**
  * Class config: gestion de la configuration de l'application
@@ -27,6 +32,18 @@ class config {
   }
   
   static final function add($config, string ...$profiles): void { self::$config->addConfig($config, $profiles); }
+  static final function load_config($file): void {
+    $ext = path::ext($file);
+    if ($ext === ".yml" || $ext === ".yaml") {
+      $config = new YamlConfig($file);
+    } elseif ($ext === ".json") {
+      $config = new JsonConfig($file);
+    } else {
+      throw ValueException::invalid_value($file, "config file");
+    }
+    self::add($config);
+  }
+
   static final function get(string $pkey, $default=null, ?string $profile=null) { return self::$config->getValue($pkey, $default, $profile); }
   static final function k(string $pkey, $default=null) { return self::$config->getValue("app.$pkey", $default); }
   static final function db(string $pkey, $default=null) { return self::$config->getValue("dbs.$pkey", $default); }
diff --git a/php/src/app/config/ConfigManager.php b/php/src/app/config/ConfigManager.php
index ef10881..c3ca147 100644
--- a/php/src/app/config/ConfigManager.php
+++ b/php/src/app/config/ConfigManager.php
@@ -76,7 +76,7 @@ class ConfigManager {
    * $config est un objet ou une classe qui définit une ou plusieurs des
    * constantes APP, DBS, MSGS, MAILS
    *
-   * si $inProfiles===null, la configuration est valide dans tous les profils
+   * si !$inProfiles, la configuration est valide dans tous les profils
    */
   function addConfig($config, ?array $inProfiles=null): void {
     if (is_string($config)) {
@@ -96,7 +96,7 @@ class ConfigManager {
       throw ValueException::invalid_type($config, "array|IConfig");
     }
 
-    $inProfiles ??= [IConfig::PROFILE_ALL];
+    if (!$inProfiles) $inProfiles = [IConfig::PROFILE_ALL];
     foreach ($inProfiles as $profile) {
       $this->profileConfigs[$profile][] = $config;
     }
@@ -107,18 +107,16 @@ class ConfigManager {
   function _getValue(string $pkey, $default, string $inProfile) {
     $profiles = [$inProfile];
     if ($inProfile !== IConfig::PROFILE_ALL) $profiles[] = IConfig::PROFILE_ALL;
-    $value = $default;
     foreach ($profiles as $profile) {
       /** @var IConfig[] $configs */
       $configs = $this->profileConfigs[$profile] ?? [];
       foreach (array_reverse($configs) as $config) {
         if ($config->has($pkey, $profile)) {
-          $value = $config->get($pkey, $profile);
-          break;
+          return $config->get($pkey, $profile);
         }
       }
     }
-    return $value;
+    return $default;
   }
 
   /**