diff --git a/requirements.txt b/requirements.txt
index 86bb1fd..e61f3e5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,6 +24,7 @@ cryptography>=42.0
 # Redis / Job Queue
 redis>=5.0
 arq>=0.25
+croniter>=2.0
 
 # File I/O
 aiofiles>=23.2