diff --git a/src/Graby.php b/src/Graby.php
index b9bf72a6..cb806092 100644
--- a/src/Graby.php
+++ b/src/Graby.php
@@ -113,6 +113,16 @@ public function setLogger(LoggerInterface $logger)
         $this->httpClient->setLogger($logger);
     }
 
+    /**
+     * Reload configuration files.
+     *
+     * @see ConfigBuilder::loadConfigFiles
+     */
+    public function reloadConfigFiles()
+    {
+        $this->configBuilder->loadConfigFiles();
+    }
+
     /**
      * Return a config.
      *
diff --git a/src/SiteConfig/ConfigBuilder.php b/src/SiteConfig/ConfigBuilder.php
index a9d023d5..553ee847 100644
--- a/src/SiteConfig/ConfigBuilder.php
+++ b/src/SiteConfig/ConfigBuilder.php
@@ -37,7 +37,7 @@ public function __construct($config = [], LoggerInterface $logger = null)
             $this->logger = new NullLogger();
         }
 
-        $this->configFiles = Files::getFiles($this->config['site_config']);
+        $this->loadConfigFiles();
     }
 
     public function setLogger(LoggerInterface $logger)
@@ -45,6 +45,18 @@ public function setLogger(LoggerInterface $logger)
         $this->logger = $logger;
     }
 
+    /**
+     * Load configuration files from filesystem.
+     * The load is externalized into a dedicated public method so we can reload config files after a custom creation of a config file.
+     *     - Config files are loaded when the class is instancied.
+     *     - If we add a new file after, it won't be loaded.
+     *     - We'll need to manually reload config files.
+     */
+    public function loadConfigFiles()
+    {
+        $this->configFiles = Files::getFiles($this->config['site_config']);
+    }
+
     /**
      * Add the given SiteConfig to the cache.
      *