diff --git a/builder/pwnagotchi.json.pkr.hcl b/builder/pwnagotchi.json.pkr.hcl
index fe75edd4..36c33f3b 100644
--- a/builder/pwnagotchi.json.pkr.hcl
+++ b/builder/pwnagotchi.json.pkr.hcl
@@ -17,7 +17,7 @@ variable "pwn_version" {
 
 source "arm" "rpi-pwnagotchi" {
   file_checksum_url             = "https://downloads.raspberrypi.org/raspios_lite_arm64/images/raspios_lite_arm64-2023-05-03/2023-05-03-raspios-bullseye-arm64-lite.img.xz.sha256"
-  file_urls                     = "https://downloads.raspberrypi.org/raspios_lite_arm64/images/raspios_lite_arm64-2023-05-03/2023-05-03-raspios-bullseye-arm64-lite.img.xz"
+  file_urls                     = ["https://downloads.raspberrypi.org/raspios_lite_arm64/images/raspios_lite_arm64-2023-05-03/2023-05-03-raspios-bullseye-arm64-lite.img.xz"]
   file_checksum_type            = "sha256"
   image_path                    = "../../../pwnagotchi-raspios-bullseye-${var.pwn_version}-arm64.img"
   qemu_binary_source_path       = "/usr/bin/qemu-aarch64-static"
@@ -28,7 +28,7 @@ source "arm" "rpi-pwnagotchi" {
 }
 source "arm" "opi-pwnagotchi" {
   file_checksum_url             = "../../images/pwnagotchi-orangepi-raspios.img.xz.sha256"
-  file_urls                     = "../../images/pwnagotchi-orangepi-raspios.img.xz"
+  file_urls                     = ["../../images/pwnagotchi-orangepi-raspios.img.xz"]
   file_checksum_type            = "sha256"
   image_path                    = "../../../pwnagotchi-orangepi-bullseye-${var.pwn_version}-arm64.img"
   qemu_binary_source_path       = "/usr/bin/qemu-aarch64-static"