diff --git a/src/Config.php b/src/Config.php
index 9da67a8..e055d07 100644
--- a/src/Config.php
+++ b/src/Config.php
@@ -16,18 +16,18 @@
 
 function locate()
 {
-    $alreadyRead = [];
+    $alreadyChecked = [];
     $paths = array_map('dirname', get_included_files());
     $paths[] = dirname($_SERVER['PHP_SELF']);
     $paths[] = getcwd();
     foreach ($paths as $path) {
         while (dirname($path) !== $path) {
             $file = $path . DIRECTORY_SEPARATOR . FILE_NAME;
-            if (is_file($file) && !isset($alreadyRead[$file])) {
+            if (!isset($alreadyChecked[$file]) && is_file($file)) {
                 read($file);
                 State::$timestamp = max(filemtime($file), State::$timestamp);
-                $alreadyRead[$file] = true;
             }
+            $alreadyChecked[$file] = true;
             $path = dirname($path);
         }
     }