diff --git a/config-drive/master_config.sh b/config-drive/master_config.sh
index 7aa3d53..c423cf6 100644
--- a/config-drive/master_config.sh
+++ b/config-drive/master_config.sh
@@ -31,7 +31,7 @@
   echo "APT::Periodic::Download-Upgradeable-Packages 0;" > /etc/apt/apt.conf.d/99dont_update_download_upg_packages-salt
   echo "APT::Periodic::Unattended-Upgrade 0;" > /etc/apt/apt.conf.d/99disable_unattended_upgrade-salt
   echo "INFO: cleaning sources lists"
-  rm -rv /etc/apt/sources.list.d/* || true
+  find /etc/apt/sources.list.d/ -type f -delete -print
   echo > /etc/apt/sources.list  || true
 }