diff --git a/tools/image-builder/files_debootstrap/etc/systemd/system/firecracker-agent.service b/tools/image-builder/files_debootstrap/etc/systemd/system/firecracker-agent.service
index 8b74bd0bd..9ca90dbef 100644
--- a/tools/image-builder/files_debootstrap/etc/systemd/system/firecracker-agent.service
+++ b/tools/image-builder/files_debootstrap/etc/systemd/system/firecracker-agent.service
@@ -20,4 +20,4 @@ SuccessAction=reboot
 [Service]
 Type=simple
 WorkingDirectory=/container
-ExecStart=/usr/local/bin/agent
+ExecStart=/usr/local/bin/agent --debug