diff --git a/main.py b/main.py
index 46ba73d..a3a89bf 100644
--- a/main.py
+++ b/main.py
@@ -77,7 +77,7 @@ def main():
             cpu_threshold=80.0,
             load_threshold=16,  # 自动设为 CPU 核心数 * 2
             io_threshold=100.0,
-            disk_usage_threshold=60.0,
+            disk_usage_threshold=70.0,
             handle_threshold=20000,
             recipient=config.email.get("alert_recipient")
         )