diff --git a/fail-overdue.py b/fail-overdue.py
index b6043f7..32d1945 100644
--- a/fail-overdue.py
+++ b/fail-overdue.py
@@ -36,7 +36,7 @@ def main(args):
                 check_timeout = check["attrs"]["check_timeout"] or args.default_timeout
 
                 # If the check is overdue.
-                if current_time - last_check_time > check_interval + check_timeout:
+                if current_time - last_check_time > check_interval + check_timeout + 60:
                     headers = {'Accept': 'application/json', 'Content-Type': 'application/json'}
                     next_check_time = last_check_time + check_interval + check_timeout