diff --git a/requirement/requirement-dev.txt b/requirement/requirement-dev.txt
index 045376d..151721e 100644
--- a/requirement/requirement-dev.txt
+++ b/requirement/requirement-dev.txt
@@ -3,6 +3,7 @@ captcha==0.3
 click==8.0.1
 colorama==0.4.4
 Flask==2.0.1
+Flask-APScheduler==1.12.2
 Flask-DebugToolbar==0.11.0
 Flask-Login==0.5.0
 Flask-Mail==0.9.1