diff --git a/requirements.txt b/requirements.txt
index 54ba0ed..411400c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,6 +21,7 @@ typing_extensions==4.13.2
 urllib3==2.4.0
 yarl==1.20.0
 hysteria2-api==0.1.2
+schedule==1.2.2
 
 # webpanel
 annotated-types==0.7.0