diff --git a/webhook.php b/webhook.php
index d810072..3252e7f 100644
--- a/webhook.php
+++ b/webhook.php
@@ -66,6 +66,13 @@ function log_message($message, $type = 'info') {
     global $log_file;
     $timestamp = date('Y-m-d H:i:s');
     $log_entry = "[$timestamp] [$type] $message\n";
+    
+    // 检查日志目录是否存在，如果不存在则创建
+    $log_dir = dirname($log_file);
+    if (!is_dir($log_dir)) {
+        mkdir($log_dir, 0755, true);
+    }
+    
     file_put_contents($log_file, $log_entry, FILE_APPEND);
 }