diff --git a/test/prepare-distro-img.sh b/test/prepare-distro-img.sh
index 46bc126..0d967c9 100755
--- a/test/prepare-distro-img.sh
+++ b/test/prepare-distro-img.sh
@@ -14,5 +14,5 @@ rm-f /etc/init.d/cloud-config
 rm-f /etc/init.d/cloud-final
 rm-f /etc/init.d/cloud-init
 rm-f /etc/init.d/cloud-init-local
-copy-in $PASST_FILES /root/
+$(for f in $PASST_FILES; do echo copy-in $f /root; done)
 EOF