diff --git a/src/lib/tripwire/ingest.ts b/src/lib/tripwire/ingest.ts
index d1bf0d6..f309a5c 100644
--- a/src/lib/tripwire/ingest.ts
+++ b/src/lib/tripwire/ingest.ts
@@ -90,8 +90,8 @@ async function listBlobsPage(prefix: string, cursor: string | undefined): Promis
 }
 
 // Bound the listing to the trailing INGEST_WINDOW_DAYS UTC dates. Cron runs
-// every 5 minutes, so a 2-day window leaves 24h+ of slack against any cron
-// outage. Events older than the window won't be auto-ingested by the cron;
+// hourly, so a 2-day window leaves ~47h of slack against any cron outage.
+// Events older than the window won't be auto-ingested by the cron;
 // the CLI script (scripts/tripwire/ingest-events.ts) still walks the full
 // events/ prefix and can backfill manually if a longer outage happens.
 const INGEST_WINDOW_DAYS = 2
diff --git a/vercel.json b/vercel.json
index 986ccf8..96835f4 100644
--- a/vercel.json
+++ b/vercel.json
@@ -4,11 +4,11 @@
   "crons": [
     {
       "path": "/api/cron/tripwire-ingest",
-      "schedule": "*/5 * * * *"
+      "schedule": "0 * * * *"
     },
     {
       "path": "/api/cron/tripwire-build-stats",
-      "schedule": "*/15 * * * *"
+      "schedule": "0 4 * * *"
     },
     {
       "path": "/api/cron/tripwire-asn-update",