diff --git a/terraform/sync_check/main.tf b/terraform/sync_check/main.tf
index 08e834e9b..9fb85069d 100644
--- a/terraform/sync_check/main.tf
+++ b/terraform/sync_check/main.tf
@@ -15,7 +15,7 @@ terraform {
     # The S3 region is determined by the endpoint. fra1 = Frankfurt.
     # This region does not have to be shared by the droplet.
     endpoints = {
-      s3 = "fra1.digitaloceanspaces.com"
+      s3 = "https://fra1.digitaloceanspaces.com"
     }
 
     # Credentially can be validated through the Security Token Service (STS).