diff --git a/library/think/Loader.php b/library/think/Loader.php
index 3453d714..a5c38032 100644
--- a/library/think/Loader.php
+++ b/library/think/Loader.php
@@ -79,7 +79,7 @@ class Loader
             $filename = $path . str_replace('\\', DS, $class) . EXT;
             if (is_file($filename)) {
                 // 开启调试模式Win环境严格区分大小写
-                if (App::$debug && IS_WIN && false === strpos(realpath($filename), $class . EXT)) {
+                if (IS_WIN && false === strpos(realpath($filename), $class . EXT)) {
                     return false;
                 }
                 include $filename;
@@ -254,7 +254,7 @@ class Loader
         $filename = $baseUrl . $class . $ext;
         if (is_file($filename)) {
             // 开启调试模式Win环境严格区分大小写
-            if (App::$debug && IS_WIN && false === strpos(realpath($filename), $class . $ext)) {
+            if (IS_WIN && false === strpos(realpath($filename), $class . $ext)) {
                 return false;
             }
             include $filename;