diff --git a/backend/requirements.txt b/backend/requirements.txt
index 7ec45b04a..341369fcb 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -17,6 +17,7 @@ peewee
 bcrypt
 
 litellm
+apscheduler
 
 langchain
 langchain-community