diff --git a/functions.php b/functions.php
index 1876d96..3d73c2c 100644
--- a/functions.php
+++ b/functions.php
@@ -1,4 +1,7 @@
 <?php
+if (defined('WP_USE_THEMES') && WP_USE_THEMES === false) {
+    return;
+}
 
 /**
  * 模板函数