diff --git a/sources/inputs.pkr.hcl b/sources/inputs.pkr.hcl
index 230548e..2fcc09d 100644
--- a/sources/inputs.pkr.hcl
+++ b/sources/inputs.pkr.hcl
@@ -127,7 +127,7 @@ locals {
     version = var.version
     build   = var.build
   })
-  iso_location = "s3::${var.storage_url}/isos/cache/${var.distro}/${var.iso.checksum}.iso?aws_access_key_id=root&aws_access_key_secret=${var.minio_secret}"
+  iso_location = "s3::http://${var.storage_url}/isos/cache/${var.distro}/${var.iso.checksum}.iso?aws_access_key_id=root&aws_access_key_secret=${var.minio_secret}"
 
   cpus      = var.cpus
   memory    = var.memory