diff --git a/scripts/chores.py b/scripts/chores.py
index 865d476..deebe4f 100644
--- a/scripts/chores.py
+++ b/scripts/chores.py
@@ -18,7 +18,7 @@ except KeyError:
 ASSIGNEES = os.environ.get("CHORES_ASSIGNEES", "").split()
 REPO_OWNER = os.environ.get("CHORES_REPO_OWNER", "PrivateCoffee")
 REPO_NAME = os.environ.get("CHORES_REPO_NAME", "chores")
-EXPIRY_DAYS = os.environ.get("CHORES_EXPIRY_DAYS", 2)
+EXPIRY_DAYS = int(os.environ.get("CHORES_EXPIRY_DAYS", 2))
 CHORES = os.environ.get(
     "CHORES_TEXT", "Looks like you forgot to set the CHORES_TEXT environment variable."
 )