diff --git a/README.md b/README.md
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+++ b/README.md
@@ -769,7 +769,7 @@ This list results from Pull Requests, reviews, ideas, and work done by 1600+ peo
   * [SweetUptime](https://dicloud.net/sweetuptime-server-uptime-monitoring/) — Server monitoring, uptime monitoring, DNS & domain monitoring. Monitor 10 server, 10 uptime, and 10 domain for free.
   * [syagent.com](https://syagent.com/) — Noncommercial free server monitoring service, alerts and metrics.
   * [UptimeObserver.com](https://uptimeobserver.com) - Get 20 uptime monitors with 5-minute intervals and a customizable status page—even for commercial use. Enjoy unlimited, real-time notifications via email and Telegram. No credit card needed to get started.
-  * [uptimetoolbox.com](https://uptimetoolbox.com/) — Free monitoring for five websites, 60-second intervals, public statuspage.
+  * [uptimetoolbox.com](https://uptimetoolbox.com/) — Free monitoring for five websites, 3-minute intervals, public statuspage.
   * [Wachete](https://www.wachete.com) - monitor five pages, checks every 24 hours.
   * [Xitoring.com](https://xitoring.com/) — Uptime monitoring: 20 free, Linux and Windows Server monitoring: 5 free, Status page: 1 free - Mobile app, multiple notification channel, and much more!