diff --git a/seafile-backup.py b/seafile-backup.py
index fb9884a..e5e5103 100644
--- a/seafile-backup.py
+++ b/seafile-backup.py
@@ -79,7 +79,7 @@ apprise_body = os.getenv("apprise_body")
 
 # healthcheck - Tell healthchecks.io we are starting the backup
 if healthcheck:
-    healthcheck_ping(r, healthcheck_url, start=True)
+    healthcheck_ping(r, healthcheck_url.rstrip("/") + "/start")
 
 # Stop seafile and seafile hub
 if docker_command: