diff --git a/digitalocean/uptime/resource_uptime_alert.go b/digitalocean/uptime/resource_uptime_alert.go
index bf0994011..cfc9d4235 100644
--- a/digitalocean/uptime/resource_uptime_alert.go
+++ b/digitalocean/uptime/resource_uptime_alert.go
@@ -73,7 +73,7 @@ func ResourceDigitalOceanUptimeAlert() *schema.Resource {
 					"10m",
 					"15m",
 					"30m",
-					"1hr",
+					"1h",
 				}, false),
 				Optional: true,
 			},