diff --git a/packer/scylla_install_image b/packer/scylla_install_image
index 07801f85..0d1cb779 100755
--- a/packer/scylla_install_image
+++ b/packer/scylla_install_image
@@ -170,6 +170,7 @@ WantedBy=multi-user.target
 
     os.remove('{}/.ssh/authorized_keys'.format(homedir))
     os.remove('/var/lib/scylla-housekeeping/housekeeping.uuid')
+    os.remove('/var/cache/debconf/config.dat')
 
     with open('/etc/default/grub.d/50-cloudimg-settings.cfg') as f:
         grub = f.read()